11th class Physics chapter 4 online mcq test with answers for ICS part 1 Physics chapter 4(Work and Energy)

Top Scorers Of Chapter 4 "Physics ICS Part 1 Chapter 4 Online Test" MCQ`s Test

Sr.#	Question	Answer
1	Which one of the folloiwng is/are correct.	A. Work is positive if 0< 90^o B. Work is 0 if θ 90^o C. Work is negative if θ 90^o D. All of these
2	According to work energy principle in linear motin. the work doen one body is equal to.	A. Change in K.E. B. Change in P.E. C. Zero D. Sum of K.E and P.e
3	Two bodies A and B of mass 1 kg and 2 kg respectively have same momentum. Which one has greater KE.	A. Cannot be determined B. A C. B D. Both hae the same K.E.
4	When the force is parallel to the direction of motionof the body the work done is.	A. Minimum B. Maximum C. Infinity D. Zero
5	A man carries a bucket of water of 1 kg for 10m height then work done is.	A. 15 J B. 10 j C. 98 J D. 2.5 J
6	An iron sphere whose mass is 30 kg has the same diameter as an aluminium sphere whose mass is 10.5 kg. The spheres are simultaneously dropped form a cliff. When they are 10 m fromt he gorund, they have identical.	A. Accelerations B. Momentums C. Potential engergies D. Kinetic energies
7	The kinetic energy acquired by a distance from rest under eh action of a constant fore is directly proportinal to.	A. m1 B. 1m C. m D. Independent of m
8	Ratio of dimension of power and K.E. is.	A. 1 : 1 B. T : 1 C. 1 : T D. M : T
9	The dimension of power	A. [ML2 T-3] B. [ML-1T-1] C. [ML2T2] D. [ML-2T-4]
10	A1 kg mass has potential energy of 1 joule relative to the ground when it is at a height of.	A. 0.102 m B. 1 m C. 9.8 m D. 32 m