Class 9 Physics MCQs – Practice Test 9 (Chapter 2)

Gravitation MCQs with Answers PDF – Test 9

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Free Gravitation Study App Download: Orbital velocity(v_o) is equal to; MCQ with answers: √[g_h(r - h)], √[g_h(r + h)], √[g_h ⁄ (r - h)], and &radic[g_h &frasl (r + h)]. Solve Variation of g with Altitude MCQ Questions, download Google e-Book (Free Chapter) to learn electricity concepts.

Gravitation MCQs PDF Download – Test 9

MCQ 41: The height of an object or place above the sea level is known as:

magnitude
volume
altitude
area

MCQ 42: Orbital velocity(v_o) is equal to:

√[g_h(R + h)]
√[g_h(R - h)]
√[g_h ⁄ (R - h)]
√[g_h ⁄ (R + h)]

MCQ 43: The orbital speed of a low orbit satellite is:

8000 ms^-1
zero
800 ms^-1
80 ms^-1

MCQ 44: Everybody in the universe attracts every other body with the force which is directly proportional to the product of their masses and inversely proportional to the square of distance between their centers, this statement is known as:

law of friction
law of gravitation
law of motion
law of momentum

MCQ 45: The gravitational force of attraction between the satellite and the Earth provides the necessary:

centrifugal force
centripetal force
dynamic force
translatory force

Class 9 Physics MCQs App & e-Book – Gravitation Study Guide

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