subject,question,option_a,option_b,option_c,option_d,correct_answer,solution
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,
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,
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,
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,
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,
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,
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,
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,
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,
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,