subject stringclasses 2
values | question stringclasses 10
values | option_a stringclasses 10
values | option_b stringclasses 10
values | option_c stringclasses 10
values | option_d stringclasses 10
values | correct_answer stringclasses 4
values | solution stringclasses 0
values |
|---|---|---|---|---|---|---|---|
Physics | Intrinsic semiconductor is electrically neutral. Extrinsic semiconductor having large number of current carriers would be | positively charged | negatively charged | positively charged or negatively charged depending upon the type of impurity that has been added | electrically neutral | D | null |
Chemistry | Inductive effect refers to: | electron displacement along a carbon chain | complete transfer of one of the shared pair of electrons to one of the atoms joined by a double bond | compelete transfer of electrons hitherto unshared | none of the above | A | null |
Physics | In which of the following cases forces are not required. To keep the: | particle going in a circle | particle going along a straight line | momentum of the particle is constant | acceleration of the particle is constant | C | null |
Physics | Which of the following statements is NOT a correct assumption of the model of an ideal monatomic gas? | The atoms are constantly moving. | The collision between atoms create pressure directly on the container of the gas. | The collision between atoms are elastic. | The only significant forces acting on the atoms are those that are applied as a result of collisions. | B | null |
Physics | Find out the relationship between the frequency and amplitude of a sound wave? | Frequency is proportional to amplitude | Frequency is proportional to the square of the amplitude | Frequency is inversely proportional to amplitude | Frequency and amplitude are independent | D | null |
Physics | The intensity of radiation emitted by the sun has its maximum value at a wavelength of $$510\ nm$$ and that emitted by the North Star has the maximum value at $$350\ nm$$. If these stars behave like black bodies, the ratio of the surface temperature of the sun and the North Star is | $$1.46$$ | $$0.69$$ | $$1.21$$ | $$0.83$$ | B | null |
Physics | A man in a minivan rounds a circular turn at a constant speed.
Which of the following would cause the minivan to experience less acceleration? | Traveling faster | Traveling around a turn with a smaller circular radius | Traveling with more weight in the van | Traveling around a turn with a greater circular radius | D | null |
Chemistry | A steel vessel of capacity 22.4 litre contains 2 g of hydrogen, 8g of oxygen and 22g of carbon dioxide at a temperature of $${0^o}$$C. The total pressure of the gas is: | 1.75 atm | 1.25 atm | 1.50 atm | 1.00 atm | A | null |
Physics | The bodies of masses 2m and m have their kinetic energies in the ratio 8 : 1. Then the ratio of their momentum is: | 01:01:00 | 02:01:00 | 04:01:00 | 08:01:00 | C | null |
Physics | If the door of a refrigerator is kept open then which of the following is true | Room is cooled | Room is heated | Room is either cooled or heated | Room is neither cooled nor heated | B | null |
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Columns
| Column | Description |
|---|---|
subject |
Physics / Chemistry / Mathematics / Biology |
question |
Exam question text |
option_a / option_b / option_c / option_d |
Multiple-choice options |
solution |
Correct answer with explanation |
exam |
Source exam (JEE Mains / JEE Advanced / NEET UG) |
year |
Year of the original exam question |
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