Wednesday, April 24, 2019

WBCS Polity and Constitution MCQs Prelims and Mains

General Science MCQs with Answers For UPSC, SSC, WBPSC Exams P11

Physics - 11

51. What kind of energy works when a watch spring is wound up?
(A) Electrical energy
(B) Magnetic energy
(C) Kinetic energy
(D) Potential energy

Correct Answer: [D] Potential energy.
52. With an ordinary balance, we measure
(A) Weight
(B) Density
(C) Volume
(D) Mass

Correct Answer: [D] Mass.
53. Select the best response:One should wear a colored dress in winter because
(A) They absorb heat
(B) it is easy to wash them
(C) They look colorful
(D) They are cheaper

Correct Answer: [A] They absorb heat.
54. For the same Kinetic energy, the momentum shall be maximum for
(A) Deuteron
(B) Alpha Particle
(C) Electron
(D) Proton

Correct Answer: [B] Alpha Particle.
55. The nature of the motion of a sewing machine is
(A) Oscillatory motion
(B) Rotational motion
(C) Circular motion
(D) Translational motion

Correct Answer: [A] Oscillatory motion.


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