question stringlengths 19 1.79k | answer listlengths 1 1 | qid stringlengths 11 36 | image listlengths 1 32 | is_video bool 2
classes | __index_level_0__ int64 0 10.7k |
|---|---|---|---|---|---|
Glycolysis (shown below) is a critical metabolic pathway that is utilized by nearly all forms of life. The process of glycolysis occurs in the cytoplasm of the cell and converts 1 molecule of glucose into 2 molecules of pyruvic acid.How many net ATP would be generated directly from glycolysis from the breakdown of 2 gl... | [
"\\boxed{B}"
] | a3067821-414a-4cb8-99ff-038e496cbb5f | [
"images/a3067821-414a-4cb8-99ff-038e496cbb5f-0.jpg"
] | null | 937 |
A comet orbits the Sun in a periodic elliptical orbit as shown below:A comet orbits the Sun in a periodic elliptical orbit as shown below:
A comet orbits the Sun in a periodic elliptical orbit as shown below:What happens to the gravitational potential energy and the kinetic energy, respectively, of the comet-Sun system... | [
"\\boxed{D}"
] | 3ceeeb2c-6bc7-495f-bdaf-d4d7d008265d | [
"images/3ceeeb2c-6bc7-495f-bdaf-d4d7d008265d-0.jpg"
] | null | 938 |
Questions below are based on the following figure of a mass-spring system. Assume the mass is pulled back to position +A and released, and it slides back and forth without friction.At what position does the mass have the greatest acceleration?
A. -A
B. -A/2
C. 0
D. +A/2 | [
"\\boxed{A}"
] | 7d2fe4a4-df6d-4061-beab-f009e8976f24 | [
"images/7d2fe4a4-df6d-4061-beab-f009e8976f24-0.jpg"
] | null | 939 |
In the physics lab, a hooked mass is hung from a string as shown above. A photogate is set up at the bottom of the swing that provides a signal to the computer when and infrared beam (represented by the dashed line on the diagram) is blocked or unblocked by the hooked mass. How can the photogate signal be used to measu... | [
"\\boxed{D}"
] | 050d485f-7250-4b3d-b897-eaf56aeaad93 | [
"images/050d485f-7250-4b3d-b897-eaf56aeaad93-0.jpg"
] | null | 940 |
An isolated, stationary sphere of mass 4m explodes into three fragments as shown in the figure above. The fragment with mass 2m moves vertically upward with a speed V and the fragment with mass m moves to the left with speed 2V. What is the magnitude and direction of the momentum of the third fragment?
Magnitude of mom... | [
"\\boxed{C}"
] | 8bdd3366-e66e-42ad-860f-8f108bc00d5d | [
"images/8bdd3366-e66e-42ad-860f-8f108bc00d5d-0.jpg"
] | null | 941 |
In its initial state, the 75-kg wrecking ball shown in the diagram above is released from rest at a distance of 3.5 m off the ground. After swinging back and forth multiple times, it's captured in its final state swinging up at a speed of 5.0 m/s at the instant it is 2.0 m off the ground. Determine the total work done ... | [
"\\boxed{B}"
] | 6dae43be-bb09-4cf4-b36f-32bbac0239b6 | [
"images/6dae43be-bb09-4cf4-b36f-32bbac0239b6-0.jpg"
] | null | 942 |
A 5-kg box slides 10 m diagonally down a frictionless ramp inclined at 45°. At the bottom of the ramp, it slides on a rough horizontal concrete floor with a coefficient of friction of 0.6.A 5-kg box slides 10 m diagonally down a frictionless ramp inclined at 45°. At the bottom of the ramp, it slides on a rough horizo... | [
"\\boxed{C}"
] | 431e2946-f108-4e7d-af1e-0febbf1916b7 | [
"images/431e2946-f108-4e7d-af1e-0febbf1916b7-0.jpg"
] | null | 943 |
An experiment was conducted with a hoop spring attached to a force probe, both of which were mounted to a low friction dynamics cart. The compression of a hoop spring may be modeled as a Hookean spring. The system was placed on a horizontal track with a motion encoder to measure the displacement of the cart. The follow... | [
"\\boxed{B}"
] | c6f257ac-cf02-42f0-849e-d813e19d01fe | [
"images/c6f257ac-cf02-42f0-849e-d813e19d01fe-0.jpg"
] | null | 944 |
A roller coaster is initially moving to the right as it approaches point A in the figure below. Assume that air drag and friction are negligible.A roller coaster is initially moving to the right as it approaches point A in the figure below. Assume that air drag and friction are negligible.
A roller coaster is initially... | [
"\\boxed{D}"
] | 03b245ef-661e-4aed-ba74-29e603481388 | [
"images/03b245ef-661e-4aed-ba74-29e603481388-0.jpg"
] | null | 945 |
A roller coaster is initially moving to the right as it approaches point A in the figure below. Assume that air drag and friction are negligible.A roller coaster is initially moving to the right as it approaches point A in the figure below. Assume that air drag and friction are negligible.
A roller coaster is initially... | [
"\\boxed{A}"
] | 9bc19f70-c812-4c58-85db-181f259cd7f3 | [
"images/9bc19f70-c812-4c58-85db-181f259cd7f3-0.jpg"
] | null | 946 |
A roller coaster is initially moving to the right as it approaches point A in the figure below. Assume that air drag and friction are negligible.A roller coaster is initially moving to the right as it approaches point A in the figure below. Assume that air drag and friction are negligible.
A roller coaster is initially... | [
"\\boxed{D}"
] | 533308ec-07f2-41f6-ad71-ca2d7105e784 | [
"images/533308ec-07f2-41f6-ad71-ca2d7105e784-0.jpg"
] | null | 947 |
A car is moving over the top of a hill at a constant speed. Which of the following may be said about the vertical forces on the car in this scenario?
A. The normal force of the road is greater than the gravitational force from the Earth.
B. The normal force of the road is less than the gravitational force from the Eart... | [
"\\boxed{B}"
] | 0a032fdc-ae81-4210-b375-33723e40ff42 | [
"images/0a032fdc-ae81-4210-b375-33723e40ff42-0.jpg"
] | null | 948 |
A force sensor interfaced with a computer pulls horizontally on a 2.0-kg box that is initially at rest on a horizontal surface. The box then breaks free and slides along the surface. The graph above shows how the measured force varies with time. Determine the value for the coefficient of static friction.
A. 0.3
B. 0.4
... | [
"\\boxed{B}"
] | d67040b5-66e1-4d89-a366-6b05357582a0 | [
"images/d67040b5-66e1-4d89-a366-6b05357582a0-0.jpg"
] | null | 949 |
A box of unknown mass (m) slides down a plane inclined at an angle (θ) as shown in the diagram above. The plane has a coefficient of friction (μ). Which of the following expressions represents the rate of acceleration (a) of the box?
A. a = g(sinθ - μg cosθ)/m
B. a = g(cosθ - μg sinθ)/m
C. a = g(cosθ - μsinθ... | [
"\\boxed{D}"
] | 2845fef1-5da6-45f1-8f42-be8fc7dfbc48 | [
"images/2845fef1-5da6-45f1-8f42-be8fc7dfbc48-0.jpg"
] | null | 950 |
An airplane uses a cable to tow a large banner advertisement as shown in the figure above. When the airplane cruises at a constant horizontal velocity through the air, which of the following correctly compares forces?
A. The tension force in the cable equals the gravitational force on the banner.
B. The forward force o... | [
"\\boxed{B}"
] | 439cabe7-e6b8-4645-97f8-367d7c4b7e36 | [
"images/439cabe7-e6b8-4645-97f8-367d7c4b7e36-0.jpg"
] | null | 951 |
Problems below refer to the system of two boxes connected by a rope as shown below on the floor of an elevator. A force F is applied to the 6-kg box.Assuming negligible friction between the blocks and the elevator floor, determine the value of the tension in the rope between the boxes if F = 24 N.
A. 2 N
B. 6 N
C. 8 N
... | [
"\\boxed{B}"
] | 40e8e9f2-c9c5-4911-ac18-c343fc419f80 | [
"images/40e8e9f2-c9c5-4911-ac18-c343fc419f80-0.jpg"
] | null | 952 |
Only two forces act on a 0.1-kg object. This graph depicts the magnitudes and directions of those two forces. What is the acceleration of the object at the 2-second clock reading?
A. 0 m/s2
B. 0.2 m/s2
C. 1 m/s2
D. 2 m/s2 | [
"\\boxed{D}"
] | 281f0b6f-5cb5-4bb6-a162-2b464a09d0e5 | [
"images/281f0b6f-5cb5-4bb6-a162-2b464a09d0e5-0.jpg"
] | null | 953 |
A box is pulled along a surface by a rope. The acceleration-time graph of an object's motion is shown in the figure above. At what time will the forces acting on the box be balanced?
A. 0 s
B. 1 s
C. 2 s
D. 3 s | [
"\\boxed{C}"
] | d334359f-b78f-4113-a876-28490659deb3 | [
"images/d334359f-b78f-4113-a876-28490659deb3-0.jpg"
] | null | 954 |
The velocity versus time graph above compares the motion of object A with object B. Which of the following statements is true?
A. Both objects have the same acceleration at the 3-second clock reading.
B. Object B is changing directions near the 2-second clock reading.
C. Object A is slowing down while object B is speed... | [
"\\boxed{B}"
] | 1fd01903-7434-44d4-b956-efe3126736cb | [
"images/1fd01903-7434-44d4-b956-efe3126736cb-0.jpg"
] | null | 955 |
The velocity-time graph of an object's motion is shown in this graph. At 10 s, what is the object's displacement relative to its position at t = 0?
A. 3 m
B. 6 m
C. 0 m
D. -6 m | [
"\\boxed{A}"
] | 9349d979-e689-4ffb-8719-33d4342be39c | [
"images/9349d979-e689-4ffb-8719-33d4342be39c-0.jpg"
] | null | 956 |
Which of the following best describes the motion of the car in regions C, D, and E of the velocity versus time graph above?
A. It is slowing down until it reverses direction and speeds back up again.
B. It moves at a constant velocity in the negative direction.
C. It accelerates at a constant, nonzero acceleration exce... | [
"\\boxed{A}"
] | b2fe4602-dbae-4b2b-a4ae-60d3ccbe6449 | [
"images/b2fe4602-dbae-4b2b-a4ae-60d3ccbe6449-0.jpg"
] | null | 957 |
The position-time graph shown above is typical of which type of motion?
A. Motion with a constant negative velocity
B. Motion with zero velocity
C. Motion with a constant positive acceleration
D. Motion with zero acceleration | [
"\\boxed{D}"
] | b0689e76-c683-459a-b55b-00214e5ae8b1 | [
"images/b0689e76-c683-459a-b55b-00214e5ae8b1-0.jpg"
] | null | 958 |
Three cylinders of the same metal act as resistors arranged in series, as shown above. Which of the following correctly ranks the voltage drops across the three resistors?
A. V1 = V2 = V3
B. V3 > V1 > V2
C. V2 > V3 > V1
D. V1 > V3 > V2 | [
"\\boxed{C}"
] | 111f6bcd-f3b5-4ed2-8896-081fa6db5158 | [
"images/111f6bcd-f3b5-4ed2-8896-081fa6db5158-0.jpg"
] | null | 959 |
Charges are distributed as shown above. At point A is a charge of +3Q. At B is a charge of +1Q. At C is a charge of -1Q. What is the direction of the force on a proton located at point P?
A. Up and to the left
B. Down and to the left
C. Up and to the right
D. Down and to the right | [
"\\boxed{C}"
] | 8bced544-7440-4db2-ae14-c926ee7bc469 | [
"images/8bced544-7440-4db2-ae14-c926ee7bc469-0.jpg"
] | null | 960 |
The wave function of a quantum object vs. position is graphed above. Which of the following correctly ranks the probabilities of observing the particle at the listed positions?
A. P(x = 0.5 m) > P(x = 2.25 m) > P(x = 1.75 m)
B. P(x = 0.5 m) > P(x = 1.75 m) > P(x = 1.25 m)
C. P(x = 3.0 m) > P(x = 1.75 m) > P(x = 2.0 m)
... | [
"\\boxed{B}"
] | ce6b0762-1a09-41ca-9f5f-08a13a4f717a | [
"images/ce6b0762-1a09-41ca-9f5f-08a13a4f717a-0.jpg"
] | null | 961 |
A positive charge of 2Q and a negative charge of 4Q are arranged at positions as shown above. What is the correct ranking of the electric potential at points along the x-axis?
A. V(x = 4 m) = V(x = 2 m) > V(x = 1 m)
B. V(x = 4 m) > V(x = 1 m) > V(x = 2 m)
C. V(x = 1 m) > V(x = 2 m) > V(x = 4 m)
D. V(x = 4 m) > V(x = 2 ... | [
"\\boxed{C}"
] | 9f9313c4-7ca9-4642-81d0-53461ec3c123 | [
"images/9f9313c4-7ca9-4642-81d0-53461ec3c123-0.jpg"
] | null | 962 |
A ray of light enters the pair of tanks as shown above. The light rays in the water and glass tank are shown at the left, with the light exiting the pair of tanks at a point Y. The light ray in the air tank is identical to the ray in the water tank, entering at the same height and same angle. Both sets of tanks use the... | [
"\\boxed{B}"
] | f7e1d813-2e4d-436a-a571-5c1e65ca7b9d | [
"images/f7e1d813-2e4d-436a-a571-5c1e65ca7b9d-0.jpg"
] | null | 963 |
Three neutral conducting spheres sit on insulating bases. The spheres are separated by a very large distance. The sphere in the center is given a positive charge. The spheres are brought close together, as shown above, but not allowed to come into contact with one another. Which is the correct description of the net ch... | [
"\\boxed{C}"
] | 60052f98-8c41-4791-a1cc-3be932a26e37 | [
"images/60052f98-8c41-4791-a1cc-3be932a26e37-0.jpg"
] | null | 964 |
A pipe with a diameter of D splits into two smaller, identical pipes with diameter d. If the speed of the water in the small pipes is v, what is the speed of the water in the large pipe?
A. dv/D
B. 2dv/D
C. d2v/D2
D. 2d2v/D2 | [
"\\boxed{D}"
] | 775856bd-01f7-4450-936b-91e98214f479 | [
"images/775856bd-01f7-4450-936b-91e98214f479-0.jpg"
] | null | 965 |
What's the missing particle in the following nuclear reaction?What's the missing particle in the following nuclear reaction?
A. Proton
B. Neutron
C. Electron
D. Positron | [
"\\boxed{B}"
] | af1e7081-68a8-4da7-889b-8c737efc8046 | [
"images/af1e7081-68a8-4da7-889b-8c737efc8046-0.jpg"
] | null | 966 |
The above picture shows a converging mirror and an object, as well as the image, which is formed from standard ray tracing. After the image is formed, an opaque block, also shown in the picture, is inserted to block the top half of the mirror. What changes, if any, will be observed in the image?
A. The image will remai... | [
"\\boxed{A}"
] | e72e29a1-f8e5-4a96-885f-ea724756e659 | [
"images/e72e29a1-f8e5-4a96-885f-ea724756e659-0.jpg"
] | null | 967 |
Here is a section of a wire with a current moving to the right. Where is the magnetic field strongest and pointing INTO the page?Here is a section of a wire with a current moving to the right. Where is the magnetic field strongest and pointing INTO the page?
A. A
B. B
C. C
D. D | [
"\\boxed{C}"
] | 533cb4a2-f691-496b-9b48-604897fc78aa | [
"images/533cb4a2-f691-496b-9b48-604897fc78aa-0.jpg"
] | null | 968 |
In the figure below, what is the magnetic field at the Point P, which is midway between the two wires?In the figure below, what is the magnetic field at the Point P, which is midway between the two wires?
A. 2μ0I/(Ïd), into the plane of the page
B. μ0I/(2Ïd), out of the plane of the page
C. μ0I/(2Ïd), into the pl... | [
"\\boxed{D}"
] | 545e2b21-5627-4192-8ffc-68ac3ddecfec | [
"images/545e2b21-5627-4192-8ffc-68ac3ddecfec-0.jpg"
] | null | 969 |
If each of the capacitors in the array shown above is C, what is the capacitance of the entire combination?
A. C/2
B. 2C/3
C. 5C/6
D. 2C | [
"\\boxed{D}"
] | f676b62a-98f5-4c9f-8daf-df8bc6c1fce8 | [
"images/f676b62a-98f5-4c9f-8daf-df8bc6c1fce8-0.jpg"
] | null | 970 |
A charge Q creates an electric field through which a second charge q moves, as shown below. q is initially at point B and is moved to point A. The potential from Q at position A is VA = 100 V and at B is VB = 200 V. The charge on q is negative. What is the sign of Q and the sign of the work done by the electric field o... | [
"\\boxed{B}"
] | 87520f9c-4d1e-480a-ae46-7386db704067 | [
"images/87520f9c-4d1e-480a-ae46-7386db704067-0.jpg"
] | null | 971 |
Which points in this uniform electric field (between the plates of the capacitor) shown above lie on the same equipotential?
A. 1 and 3 only
B. 2 and 4 only
C. None lie on the same equipotential.
D. 1, 2, 3, and 4 all lie on the same equipotential since the electric field is uniform. | [
"\\boxed{B}"
] | f40955ca-452b-46e5-8b40-e5fc5a22e41c | [
"images/f40955ca-452b-46e5-8b40-e5fc5a22e41c-0.jpg"
] | null | 972 |
What is the total work performed on the gas as it is transformed from state a to state c, along the path indicated?What is the total work performed on the gas as it is transformed from state a to state c, along the path indicated?
A. 1,500 J
B. 3,000 J
C. 4,500 J
D. 9,500 J | [
"\\boxed{C}"
] | c65c1556-d71e-464d-b532-0fad2137f567 | [
"images/c65c1556-d71e-464d-b532-0fad2137f567-0.jpg"
] | null | 973 |
The figure above shows a portion of a conduit for water, one with rectangular cross sections. If the flow speed at the top is v, what is the flow speed at the bottom?
A. 4v
B. 8v
C. 12v
D. 16v | [
"\\boxed{D}"
] | 5eff5e2e-e4f7-4fa4-a7be-d67cd509902a | [
"images/5eff5e2e-e4f7-4fa4-a7be-d67cd509902a-0.jpg"
] | null | 974 |
Question: following graph depicting the velocity of an object from t = 0
until t = 28 seconds.The average speed of the object for the twenty-eight second interval is ...
Choices:
A. between 6.0 and 6.5 m/s.
B. between 6.5 and 7.0 m/s.
C. 7.0 m/s.
D. between 7.0 and 7.5 m/s.
E. between 7.5 and 8.0 m/s. | [
"\\boxed{B}"
] | 4707e0f9-979f-4354-a76f-bf41b40c21da | [
"images/4707e0f9-979f-4354-a76f-bf41b40c21da-0.png"
] | null | 975 |
Question: An electrical circuit is constructed with a
battery and four resistors as shown in the
diagram at the right. What is the current
measured by the ammeter shown in the
diagram?
Choices:
A. 2 A
B. 3 A
C. 4 A
D. 5 A
E. 6 A | [
"\\boxed{A}"
] | 8a84bc94-ef67-4962-8755-b86dcbc5a3fd | [
"images/8a84bc94-ef67-4962-8755-b86dcbc5a3fd-0.png"
] | null | 976 |
Question: Before testing the circuit shown at right, and
taking the current and voltage readings, a student
is asked to predict what the meters will read at
each location indicated. What will be the
ammeter reading at A2?
Choices:
A. 2.0 A B. 12 A C. 8.0 A
D. 6.0 A E. 4.0 A | [
"\\boxed{E}"
] | e73f9962-438a-4f01-b44d-7bfbac558038 | [
"images/e73f9962-438a-4f01-b44d-7bfbac558038-0.png"
] | null | 977 |
Question: A box of mass m is pressed against (but is not
attached to) an ideal spring of force constant k
and negligible mass. The spring is compressed a
distance x. After it is released, the box slides up
a frictionless incline as shown in the diagram at
right and eventually stops. If we repeat this
experiment with a ... | [
"\\boxed{A}"
] | fd0426c0-7a8e-4c0b-8d85-16e5399339fe | [
"images/fd0426c0-7a8e-4c0b-8d85-16e5399339fe-0.png"
] | null | 978 |
Question: A block with a mass of 1.5 kg is at rest on a ramp as
shown at right. The ramp is angled at 50o to the
horizontal and has a rough surface with coefficients of
static and kinetic frictions that are μs=0.65 and μk=0.3,
respectively. The block is being held in place by a
spring with k=40 N/m. What is the minimum... | [
"\\boxed{C}"
] | 9e64aca9-9679-4489-a427-f1bdd12b5225 | [
"images/9e64aca9-9679-4489-a427-f1bdd12b5225-0.png"
] | null | 979 |
Question: A spring with spring constant k = 20 kN/m, is used
to stop a 50 kg box that is sliding on a horizontal
surface. The spring is initially in its equilibrium
state. At position A, shown in the top diagram, the
box has a speed of 3.0 m/s. The compression of the
spring when the box is instantaneously at rest
(posi... | [
"\\boxed{0.230}"
] | 88fa92fa-05bf-4d5b-beeb-9f73848dd77b | [
"images/88fa92fa-05bf-4d5b-beeb-9f73848dd77b-0.png"
] | null | 980 |
Question: Several samples of different ideal gases all have the same temperature. Which of the following
graphs could show the relationship between the atomic mass of the gas and the rms speed of the gas
atoms?
Choices:
A.
B.
C.
D.
E. | [
"\\boxed{E}"
] | de91e65d-8288-4651-b372-52d1dc6444c0 | [
"images/de91e65d-8288-4651-b372-52d1dc6444c0-0.png"
] | null | 981 |
Question: At
__
=
0
t=0, Ball 1 is rolling up a ramp and Ball 2 is released from the top of the same ramp. The balls don誸 collide. Which velocity vs. time graph at right best represents the motion of the two balls?
Choices:
A. A
B. B
C. C
D. D
E. Both A & D | [
"\\boxed{A}"
] | 22bc1d50-f66e-4ad2-bef1-7b784ff54a79 | [
"images/22bc1d50-f66e-4ad2-bef1-7b784ff54a79-0.png"
] | null | 982 |
Question: Two balloons are charged identically and uniformly by rubbing them with wool. One is placed on a scale which is then tared. No charge is transferred to the scale. The other is then placed above it separated by 30 cm. The scale reads 0.32 grams. What is the closest estimate for the charge on each balloon?
Choi... | [
"\\boxed{D}"
] | 6fd0ffde-4970-470f-83fd-c65f1d90084f | [
"images/6fd0ffde-4970-470f-83fd-c65f1d90084f-0.png"
] | null | 983 |
Question: A horizontal disk has a spring and a mass attached to a rod passing through its center. The spring has a spring constant of k and the attached mass is m. When the disk is not rotating, the equilibrium length of the spring is d. The disk is now angularly accelerated until it reaches a constant angular velocity... | [
"\\boxed{B}"
] | 47f2c257-eb46-43c4-a305-4f054a7050b8 | [
"images/47f2c257-eb46-43c4-a305-4f054a7050b8-0.png"
] | null | 984 |
Question: An Atwood machine is shown in the diagram at the right with m1=0.60 kg and m2=0.40 kg. What is the magnitude of the acceleration of m2? Ignore friction and the mass of the pulley.
A. 4.2 m/s^2
B. 3.3 m/s^2
C. 2.0 m/s^2
D. 5.0 m/s^2
E. 1.0 m/s^2 | [
"\\boxed{C}"
] | 8adc89c8-02fc-4fe8-accc-d9327474a2d1 | [
"images/8adc89c8-02fc-4fe8-accc-d9327474a2d1-0.png"
] | null | 985 |
Question: Shown here is accelerometer data for an elevator ride in a skyscraper in Chicago. The spikes at roughly 10s and 72s are caused by the handling of the accelerometer which rested
on the floor of the elevator and occurred before the elevator started moving up, and after it reached the top, respectively. What ... | [
"\\boxed{B}"
] | 874ff9a7-2f42-40f8-bb1c-d4464e41a9d0 | [
"images/874ff9a7-2f42-40f8-bb1c-d4464e41a9d0-0.png"
] | null | 986 |
Question: Two boxes are stacked on a table as shown at right.The mass of box 1 is m and the mass of box 2 is 3m. The surface between box 2 and the table is smooth and the surface between the two boxes is rough. When a force, F, is applied, box 1 does not slide on box 2. What is the minimum coefficient of static frict... | [
"\\boxed{A}"
] | 1f30e452-ade0-4e0a-b31d-9ce6eef2b232 | [
"images/1f30e452-ade0-4e0a-b31d-9ce6eef2b232-0.png"
] | null | 987 |
Question: What is the equivalent resistance in the circuit that is shown at right?
A. 55 \Omega
B. 80 \Omega
C. 50 \Omega
D. 45 \Omega
E. 75 \Omega | [
"\\boxed{C}"
] | 49c687c8-8569-480f-aace-c6680df9fbdf | [
"images/49c687c8-8569-480f-aace-c6680df9fbdf-0.png"
] | null | 988 |
Question: A mass moves along the x-axis following the position vs. time graph provided. During what time interval(s) does the mass have an acceleration of 0 m\over s^2? Time is represented as t.
A. only from 0 s < t <3 s
B. only at t = 5s
C. only from 7 s < t <10 s
D. only from 0 s < t <3 s and 7 s < t <10 s
E. only f... | [
"\\boxed{D}"
] | 7478c069-613c-444a-b0d5-c1709d1ecfa4 | [
"images/7478c069-613c-444a-b0d5-c1709d1ecfa4-0.png"
] | null | 989 |
Question: A box slides with uniform acceleration up an incline. The box has an initial speed of 9.0 m\over s and vertically 2.60 m before coming torest. If the angle of the incline is 30°, what is the coefficient of kinetic friction between the box and the incline?
A. 0.298
B. 0.322
C. 0.372
D. 0.483
E. 0.577 | [
"\\boxed{B}"
] | 9056a96e-5041-47bb-b7be-2c9145bfa07b | [
"images/9056a96e-5041-47bb-b7be-2c9145bfa07b-0.png"
] | null | 990 |
Question: A 9.20 m long uniform plank rests on a frictionless ice pond. A 52 kg box rests on the plank’s left end while a 71 kg person stands at the plank’s right end. After the person walks to the left on the plank and stands at the same location as the box, the plank has slid 3.84 m to the right relative to the po... | [
"\\boxed{C}"
] | cea6fb16-dcaa-458b-985f-9ffdf5a86dee | [
"images/cea6fb16-dcaa-458b-985f-9ffdf5a86dee-0.png"
] | null | 991 |
Question: For the inclined plane shown, which one of the following choices best represents the value of the incline’s ideal mechanical advantage?
A. 1.67
B. 1.33
C. 1.25
D. 0.80
E. 0.75 | [
"\\boxed{A}"
] | 586c658f-6427-4849-8557-06265e4041dc | [
"images/586c658f-6427-4849-8557-06265e4041dc-0.png"
] | null | 992 |
Question: Given the configuration of three charges,+Q,+Q,and -2Q, which one of the following choices best represents the direction of the electric field at the point P and the sign of the electric potential at P from these charges?
A. Field Direction at P:↘ ; Sign of Electric Potential at P: Positive
B. Field Direc... | [
"\\boxed{B}"
] | 2ead11da-7b80-46a4-b57e-d7f432d1cf58 | [
"images/2ead11da-7b80-46a4-b57e-d7f432d1cf58-0.png"
] | null | 993 |
Question: graph shows the magnitude of the linear momentum
of two solid objects colliding on the x-axis. Which one of the following statements must be true based on the information provided?
A. The objects remain stuck together after the collision.
B. Object 2 experiences the greater force from the collision.
C. ... | [
"\\boxed{C}"
] | 2c5a70a3-77e7-4a33-8c6d-0ac9ef753ef4 | [
"images/2c5a70a3-77e7-4a33-8c6d-0ac9ef753ef4-0.png"
] | null | 994 |
Question: A uniform stick of mass M and length L is fixed to rotate about a frictionless pivot located L/3 from one end. The stick is released from rest incrementally away from being perfectly
vertical, resulting in the stick rotating clockwise about its pivot. When the stick is horizontal, what is the tangential ... | [
"\\boxed{E}"
] | 03e961b3-6fb7-4175-9c0b-a53c7d18d704 | [
"images/03e961b3-6fb7-4175-9c0b-a53c7d18d704-0.png"
] | null | 995 |
Question: An object moves clockwise with constant speed around the vertical circle shown. Which arrow best indicates the direction of the object’s instantaneous acceleration at the point labeled X?
A. Acceleration at X: →
B. Acceleration at X: ↓
C. Acceleration at X: ←
D. Acceleration at X: ↘
E. Acceleration at X: ... | [
"\\boxed{A}"
] | 5199c036-1ef5-44b4-85d5-c28830fc1584 | [
"images/5199c036-1ef5-44b4-85d5-c28830fc1584-0.png"
] | null | 996 |
Question: For the circuit shown, the three light bulbs have identical resistance R, the battery is ideal, and all wires have no resistance. Which one of the following choices correctly identifies the light bulbs that either become dimmer or go out completely when the switch, S, in the circuit is closed?
A. All 3 bu... | [
"\\boxed{E}"
] | 5f79b518-b1c0-4e6a-8987-bd81fccff190 | [
"images/5f79b518-b1c0-4e6a-8987-bd81fccff190-0.png"
] | null | 997 |
Question: A mass on a frictionless incline has a gravitational force, a normal force from the incline, and a force applied by a person that all are equal in magnitude. The mass remains at rest and the incline makes an angle \theta counterclockwise from the horizontal. Which one of the following choices best describes... | [
"\\boxed{C}"
] | 1ce4fcf3-fc69-444d-814a-2883feb3af0f | [
"images/1ce4fcf3-fc69-444d-814a-2883feb3af0f-0.png"
] | null | 998 |
Question: A 2.0 kg mass is connected to the end of string and moves about the string’s fixed end in a conical motion with a constant speed of 4.0 m/s. The string has a length of 2.50 mand forms an angle of \theta with the vertical. What is the tension in the string?
A. 20.0 N
B. 23.7 N
C. 27.4 N
D. 29.8 N
E. 32.5 N | [
"\\boxed{C}"
] | 97df0f0b-7acf-40cd-a34f-25888e38fa14 | [
"images/97df0f0b-7acf-40cd-a34f-25888e38fa14-0.png"
] | null | 999 |
Question: A car and a truck are moving on a horizontal track. The position vs. time graph for the two vehicles is shown. For the entire time shown in the graph, which one of the following choices correctly describes the relationship between the average speed of the truck to that of the car?
A. The truck’s average sp... | [
"\\boxed{A}"
] | 7558ed28-e463-429c-841a-98f3babe3e88 | [
"images/7558ed28-e463-429c-841a-98f3babe3e88-0.png"
] | null | 1,000 |
Question: A uniform block of mass m is placed on an inclined plane of angle \theta. When released, the block does not move. It is determined that the normal force acting from the incline on the block has a magnitude of 62 N while the force of static
friction acting on the block has a magnitude of 38 N. The coeffi... | [
"\\boxed{C}"
] | 5889f054-1563-48c2-a6e7-68b7a8ff4b93 | [
"images/5889f054-1563-48c2-a6e7-68b7a8ff4b93-0.png"
] | null | 1,001 |
Question: For the circuit shown, all three light bulbs have the same resistance. The battery and wires have no resistance. What is the proper ranking of the bulbs’ brightness?
A. Bulb 1 = Bulb 2 = Bulb 3
B, Bulb 3 < Bulb 2 = Bulb 1
C. Bulb 2 < Bulb 1 < Bulb 3
D. Bulb 1 = Bulb 2 < Bulb 3
E. Bulb 1 = Bulb 3 < Bu... | [
"\\boxed{D}"
] | 540b58ab-3f44-47ef-93fb-553d56bdc7c8 | [
"images/540b58ab-3f44-47ef-93fb-553d56bdc7c8-0.png"
] | null | 1,002 |
Question: Two circular loops of resistive wire are placed next to each other as in the figure. The circular loop on the left is connected to a constant voltage source V The resistance of this loop is increasing linearly with time. As the resistance is changing, what is the direction of the magnetic field at point P... | [
"\\boxed{A}"
] | a76a7690-af28-43bb-a066-07b33bf87c27 | [
"images/a76a7690-af28-43bb-a066-07b33bf87c27-0.png"
] | null | 1,003 |
Question: A concave mirror with focal length f is shown in the figure. A real object now is placed to the left of the mirror. In theory, which one of the following choices best describes everywhere that it is impossible for an image to form from the mirror?
A. Region II only.
B. Regions II and III only.
C. Regi... | [
"\\boxed{A}"
] | c204181f-ed79-4875-bb20-004df1c49a1c | [
"images/c204181f-ed79-4875-bb20-004df1c49a1c-0.png"
] | null | 1,004 |
Question: In the circuit shown, the switch S has been left open for a very long time. All circuits elements are considered to be ideal. Which one of the following statements best describes the behavior of the current through the switch S once it is closed?
A. The current initially is 12 mA and decreases to a steady... | [
"\\boxed{A}"
] | 8d380fdd-045f-48bd-9ca3-19234f2eaa7d | [
"images/8d380fdd-045f-48bd-9ca3-19234f2eaa7d-0.png"
] | null | 1,005 |
Question: Two uniform disks, X and Y, have masses m_X < m_Y equal radii, and equal initial non-zero kinetic energies. Each disk rotates counterclockwise in the plane of the page about a fixed frictionless axis through its center. As shown in the figure, a force F is applied tangent to each disk at its right edge for... | [
"\\boxed{E}"
] | c65eb50e-869c-433e-aff4-a80227c10dc2 | [
"images/c65eb50e-869c-433e-aff4-a80227c10dc2-0.png"
] | null | 1,006 |
Question: An object is thrown straight upward. The object remains in free fall until it returns to its initial launch point. Which one of the following graphs could represent the velocity of the object as a function of time during its flight?
A. A
B. B
C. C
D. D
E. E | [
"\\boxed{E}"
] | a18db3a5-deec-4a68-8685-81a3e8d1e630 | [
"images/a18db3a5-deec-4a68-8685-81a3e8d1e630-0.png"
] | null | 1,007 |
Question: A position vs. time graph of a particle moving along a horizontal axis is shown. What is the total distance traveled by the particle from t = 0 s to t = 10 s ?
A. 2 m
B. 18 m
C. 26 m
D. 34 m
E. 42 m | [
"\\boxed{D}"
] | bb2c2e67-9ffc-416a-b18e-d3ae1d6a0bf8 | [
"images/bb2c2e67-9ffc-416a-b18e-d3ae1d6a0bf8-0.png"
] | null | 1,008 |
Question: Light of wavelength is transmitted from air into a piece
of glass. Which one of the labeled arrows best indicates the path
of the light ray after it enters the glass?
A. A
B. B
C. C
D. D
E. E | [
"\\boxed{C}"
] | 90361c0f-b9fb-4567-9f94-b4a06104e273 | [
"images/90361c0f-b9fb-4567-9f94-b4a06104e273-0.png"
] | null | 1,009 |
Question: Electrons flow to the left in a wire as shown. For the proton moving toward the top of the page at the instant shown, what is the direction of the magnetic force on the proton?
A. To the left
B. To the right
C. Into the plane of the page
D. Out of the plane of the page
E. There is no force | [
"\\boxed{B}"
] | bbe18530-c985-4391-9672-a97cf6013c84 | [
"images/bbe18530-c985-4391-9672-a97cf6013c84-0.png"
] | null | 1,010 |
Question: Five identical light bulbs are connected into a circuit as shown. All wires are ideal with no resistance, and the ideal battery has emf \xi .When the switch S in the circuit is closed, aside from bulb #5, which of the other bulbs brighten?
A. Only Bulb #4
B. Only Bulbs #1 and #3
C. Only Bulbs #3 and #4 ... | [
"\\boxed{B}"
] | 601acbe0-2834-4a64-9ea3-07f7e43e41fd | [
"images/601acbe0-2834-4a64-9ea3-07f7e43e41fd-0.png"
] | null | 1,011 |
Question: An ideal uniform solid disk and an ideal uniform ring each have mass M and radius R . Each object begins purely rolling without slipping down a rough inclined plane. The coefficients of friction for the disk and ring with the incline are \mu_{disk} > \mu_{ring}.As each object rolls down the incline, which... | [
"\\boxed{A}"
] | a3afa8e1-7177-472d-8ad3-b4005329b263 | [
"images/a3afa8e1-7177-472d-8ad3-b4005329b263-0.png"
] | null | 1,012 |
Question: The switch in the RC circuit shown is closed at time . All circuit elements are ideal and R=10.0\Omega , C=2.20 F and \xi=12.0 V. The capacitor is initially uncharged. How long after the switch is closed is the voltage across the capacitor three times as large as the voltage across the resistor?
A. 2... | [
"\\boxed{C}"
] | e353d70a-67a2-4bc9-8386-e61f2e0c3fcc | [
"images/e353d70a-67a2-4bc9-8386-e61f2e0c3fcc-0.png"
] | null | 1,013 |
Question: A U-tube is filled with mercury (density 13.6 g/cm^3) as shown in the left-most figure. Water of mass 800 grams is added to the left hand side of the tube. When equilibrium is re-established, the tube appears as shown in the right-most figure. The cross-sectional area of the left tube is 6.50 cm^2while th... | [
"\\boxed{B}"
] | d35b2021-a9a7-4720-b685-974ebbdb23ac | [
"images/d35b2021-a9a7-4720-b685-974ebbdb23ac-0.png"
] | null | 1,014 |
Question: For the circuit shown to the right, what is the equivalent resistance? Assume that all wires are ideal, the battery has no internal resistance, and all three resistors have identical resistance R.
A. 3R
B. {3\over 2}R
C. {2\over 3}R
D. {1\over 3}R
E. R | [
"\\boxed{B}"
] | 0bf4c9b6-97fc-40bf-9ecc-5478f7c5246e | [
"images/0bf4c9b6-97fc-40bf-9ecc-5478f7c5246e-0.png"
] | null | 1,015 |
Question: A solid, uniform sphere rolls without slipping on a floor along the +x-axis (to the right). The rotational kinetic energy associated with the sphere about an axis of rotation through its center of mass along the +z-axis (out of the plane of the page) is 20 Joules. What is the translational kinetic energy a... | [
"\\boxed{E}"
] | 4eeded3f-80a5-4695-b20a-39d98a9ba4c6 | [
"images/4eeded3f-80a5-4695-b20a-39d98a9ba4c6-0.png"
] | null | 1,016 |
Question: Cyclopropane isomerizes exothermically to propene as shown. The C–C single bond in propene has an estimated bond dissociation enthalpy (BDE) of 345 kJ mol^{-1}, while the C=C double bond in propene has a BDE of 611 kJ mol^{-1}. Assuming that the C–H bonds in propene and cyclopropane all have the same BDE, wha... | [
"\\boxed{A}"
] | b775c2d4-a1ec-4c4e-8930-939a673cfd12 | [
"images/b775c2d4-a1ec-4c4e-8930-939a673cfd12-0.png"
] | null | 1,017 |
Question: 1.000 g of which salt, when titrated with 0.500 M HCl, gives the titration curve shown?
Choices:
A. Potassium cyanide, KCN (M=65.12,\mathrm{p}K_{a} of HCN= 9.2)
B. Sodium nitrite, NaNO2 (M = 69.00, \mathrm{p}K_{a} of HNO_2 = 3.4)
C. Potassium phenoxide, K(C6H5O) (M = 116.20, \mathrm{p}K_{a} of C_6H_5OH = 9.9)... | [
"\\boxed{C}"
] | 4cff2b52-9812-4776-aa50-998ac3f452c7 | [
"images/4cff2b52-9812-4776-aa50-998ac3f452c7-0.png"
] | null | 1,018 |
Question: What is the standard reduction potential of Cr^{3+}(aq) to form metallic chromium?
Choices:
A. –0.74 V
B. –1.32 V
C. –1.73 V
D. –2.23 V | [
"\\boxed{A}"
] | 88844ae7-9930-4d11-903d-c7f999515867 | [
"images/88844ae7-9930-4d11-903d-c7f999515867-0.png"
] | null | 1,019 |
Question: Which structure best depicts the three-dimensional shape of the P_4 molecule?
Choices:
A. A
B. B
C. C
D. D | [
"\\boxed{D}"
] | d16bb2bf-5db8-4ac6-aed3-89b607e8335e | [
"images/d16bb2bf-5db8-4ac6-aed3-89b607e8335e-0.png"
] | null | 1,020 |
Question: Which conformation of cyclohexane (C_6H_{12}) is most stable?
Choices:
A. A
B. B
C. C
D. D | [
"\\boxed{B}"
] | cbbeeec3-3651-4a73-929b-bcab00834aa9 | [
"images/cbbeeec3-3651-4a73-929b-bcab00834aa9-0.png"
] | null | 1,021 |
Question: A student is using a buret for a titration. What initial buret reading should be recorded?
Choices:
A. 6.6 mL
B. 7.4 mL
C. 6.63 mL
D. 7.37 mL | [
"\\boxed{C}"
] | deddf938-1c04-44c6-a55a-f1ec78d86576 | [
"images/deddf938-1c04-44c6-a55a-f1ec78d86576-0.png"
] | null | 1,022 |
Question: One Lewis structure of squarate ion, C_4O_4^{2-}, is shown below. Which statement best describes the bond distances in the squarate ion?
Choices:
A. All carbon-carbon bond distances are the same, and all carbon-oxygen bond distances are the same.
B. There are two distinct carbon-carbon bond distances, but all... | [
"\\boxed{A}"
] | f988a1ff-26db-4404-ba8d-1db0affd993d | [
"images/f988a1ff-26db-4404-ba8d-1db0affd993d-0.png"
] | null | 1,023 |
Question: The standard enthalpy of reaction for the dissolution of silica in aqueous HF is 4.6 kJ mol^{–1}. What is the standard enthalpy of formation of SiF_4(g)? \mathrm{SiO}_2(s)+4\mathrm{HF}(aq)\to\mathrm{SiF}_4(g)+2\mathrm{H}_2\mathrm{O}(l). \Delta H^\mathbf{o}{}_\mathrm{rxn}{=4.6}\mathrm{kJmol}^{-1}.
Choices:
A. ... | [
"\\boxed{B}"
] | cb621e66-eb12-4dd5-87ed-5c7ad1f48637 | [
"images/cb621e66-eb12-4dd5-87ed-5c7ad1f48637-0.png"
] | null | 1,024 |
Question: The diagrams below represent the progress of a reaction of A → B, with molecules of A represented by solid circles and molecules of B represented by open circles. Which statement best describes the reaction at t = 1000 s?
Choices:
A. The reaction is at equilibrium because the concentrations of A and B are no ... | [
"\\boxed{A}"
] | 34b246c5-dec7-428e-b404-4a306414f8bc | [
"images/34b246c5-dec7-428e-b404-4a306414f8bc-0.png"
] | null | 1,025 |
Question: An unknown monoprotic carboxylic acid RCOOH is mixed in a 1:1 mole ratio with its sodium salt, Na(RCOO). A 1.000 g sample of this 1:1 mixture is dissolved in 50 mL water and titrated with 0.5000 M NaOH solution. The pH is measured as a function of added titrant to give the following titration curve. Which sta... | [
"\\boxed{B}"
] | 95f09441-b3e7-4b40-a180-a50e6b456535 | [
"images/95f09441-b3e7-4b40-a180-a50e6b456535-0.png"
] | null | 1,026 |
Question: What is the standard Gibbs free energy of formation, ?Go_f, of NH_3(g) at 298 K?
Choices:
A. –104 kJ·mol^{–1}
B. -16 kJ·mol^{–1}
C. -7 kJ·mol^{–1}
D. 13 kJ·mol^{–1} | [
"\\boxed{B}"
] | 5551140a-974f-4f38-930e-0b5c3c03479a | [
"images/5551140a-974f-4f38-930e-0b5c3c03479a-0.png"
] | null | 1,027 |
Question: What is the standard cell potential of the following electrochemical cell? \mathrm{Ni}(s)\mid\mathrm{Ni}^{2+}(aq),\mathrm{1.0~M}\parallel\mathrm{Ag}^+(aq),\mathrm{1.0~M}\mid\mathrm{Ag}(s)
Choices:
A. –1.83 V
B. 0.57 V
C. 1.03 V
D. 1.83 V | [
"\\boxed{C}"
] | 66c7c2d5-f2a1-446c-b7d8-35beee1f335b | [
"images/66c7c2d5-f2a1-446c-b7d8-35beee1f335b-0.png"
] | null | 1,028 |
Question: What is the relationship between the following two molecules?
Choices:
A. Structural isomers
B. Geometric isomers
C. Enantiomers
D. Identical | [
"\\boxed{D}"
] | d3d20031-24f9-4059-8ee8-3f3ebea17bfb | [
"images/d3d20031-24f9-4059-8ee8-3f3ebea17bfb-0.png"
] | null | 1,029 |
Question: A sample of methanol, CH_3OH, is introduced into an evacuated chamber with a movable piston. The pressure is measured as a function of the volume of the container while the temperature is maintained at 50 °C, and the graph below is obtained. Which statements are correct? I. At volumes less than 60 mL, only li... | [
"\\boxed{B}"
] | a316d313-fd30-4e74-a6e1-e5128622a210 | [
"images/a316d313-fd30-4e74-a6e1-e5128622a210-0.png"
] | null | 1,030 |
Question: The data below were obtained for the reaction between A and B. What is the rate law for this reaction? A(g) + B(g) → C(g)
Choices:
A. Rate = k[A]
B. Rate = k[A][B]
C. Rate = k[A]^2
D. Rate = k[A]^2[B] | [
"\\boxed{C}"
] | 8061f99c-8e8c-4cd4-87b9-b4ca08690497 | [
"images/8061f99c-8e8c-4cd4-87b9-b4ca08690497-0.png"
] | null | 1,031 |
Question: According to the equations and data in the table above, which species is the strongest reducing agent of the following choices?
Choices:
A. H^+
B. H_2
C. H_2O
D. Pd^{2+} | [
"\\boxed{B}"
] | f8305826-6eb6-47f2-b315-7eb09bb4458d | [
"images/f8305826-6eb6-47f2-b315-7eb09bb4458d-0.png"
] | null | 1,032 |
Question: Use the E° values in the table above to determine which of the following reactions will give the highest potential in a voltaic cell.
Choices:
A. 3\mathrm{Zn}^{2+}(\mathrm{aq})+2\mathrm{Cr}(\mathrm{s})\to3\mathrm{Zn}(\mathrm{s})+2\mathrm{Cr}^{3+}(\mathrm{aq})
B. 3\mathrm{Zn(s)+2Cr^{3+}(aq)\to3Zn^{2+}(aq)+2Cr(... | [
"\\boxed{D}"
] | 7b870ec9-da60-4631-a542-a822fda4ffda | [
"images/7b870ec9-da60-4631-a542-a822fda4ffda-0.png"
] | null | 1,033 |
Question: When 1.0 mole of H_2O_2 decomposes to form H_2O and O_2, 103 kJ of energy is released. Given the bond energies below, what is the bond energy of the O–O single bond in H_2O_2?
Choices:
A. +395 kJ·mol^{–1}
B. +249 kJ·mol^{–1}
C. +146 kJ·mol^{–1}
D. +103 kJ·mol^{–1} | [
"\\boxed{C}"
] | 7854c2df-be24-43cf-9171-8551b1dc1d48 | [
"images/7854c2df-be24-43cf-9171-8551b1dc1d48-0.png"
] | null | 1,034 |
Question: A sample of NaOH(s) was added to water in a calorimeter. The temperature was monitored as the NaOH dissolved to give the data below. Determine the heat released during the solution process. (Assume the solution specific heat is 4.18 J·g^{–1}·K^{–1})
Choices:
A. 1.01 × 10^3 Joules
B. 2.66 × 10^3 Joules
C. 1.01... | [
"\\boxed{D}"
] | b117912e-92ad-437e-8fae-0f5a7cb207dd | [
"images/b117912e-92ad-437e-8fae-0f5a7cb207dd-0.png"
] | null | 1,035 |
Question: PCl_5(s) reacts with H_2O(l) according to the equation: \mathrm{PCl_5(s)+4H_2O(l)\to H_3PO_4(aq)+5HCl(aq)}. What is \Delta\mathrm{H}^{\circ} for this reaction in kJ·mol^{–1}?
Choices:
A. –722.2
B. –533.2
C. 533.2
D. 722.2 | [
"\\boxed{B}"
] | de2cb8a4-d429-4c74-8710-7364ea8cc07f | [
"images/de2cb8a4-d429-4c74-8710-7364ea8cc07f-0.png"
] | null | 1,036 |
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