General Science - Physics MCQs

Physics Objective (Multiple Choice) General Knowledge & General Science Questions & Answers for SSC-CGL, UPPSC, UPSC, NDA, CDS and UPSC Civil Services Prelims Examinations.

41. Kepler’s second law is also known as:

[A] Law of periods
[B] Law of areas
[C] Law of orbits
[D] Law of Planets

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42. Which of the following statements is correct?

[A] The acceleration due to gravity is same at the equator and the poles
[B] The acceleration due to gravity is maximum at the poles
[C] The acceleration due to gravity is least at the poles
[D] None of the above

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43. Which of the following is correct about the value of acceleration due to gravity?

[A] it is greater at mountains than in plains
[B] it is lesser at mountains than in plains
[C] it is equal for mountains and plains
[D] None of the above

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44. Which of the following has an effect on the value of acceleration due to gravity?

[A] Shape of the earth
[B] Height above the earth surface
[C] Axial rotation of the earth
[D] All of the above

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45. In comparison to the gravitational force the earth exerts on the moon, the gravitational force the moon exerts on earth ________?

[A] will be greater
[B] will be lesser
[C] will be same
[D] None of the above

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46. What is the value of escape velocity for earth?

[A] 9.8 km s-2
[B] 1.6 km s-2
[C] 11.2 km s-2
[D] 7.92 km s-2

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47. On which of the following the escape velocity of a body does not depend?

[A] Mass of the body
[B] Radius of the planet
[C] Mass of the planet
[D] None of the above

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48. Which of these represent the Angular momentum of a satellite?

[A] mvr
[B] ma
[C] mr
[D] mvh

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49. What is the property of matter by which a body tends to regain its original configuration after the removal of deforming force known as?

[A] Plasticity
[B] Ductility
[C] Elasticity
[D] Malleability

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50. Who was the first to state the principle of floatation?

[A] Isaac Newton
[B] Archimedes
[C] Aristotle
[D] Galileo Galilei

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