MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 10 - Gravitation>Classical Thinking>Q 22

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The mean radius of the earth is $R$ , its angular speed on its own axis is $ω$ and the acceleration due to gravity at earth's surface is $g$ . The cube of the radius of the orbit of a geostationary satellite will be

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Important Questions on Gravitation

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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 10 - Gravitation>Classical Thinking>Q 23

Two satellites of masses

m_{1}

and

m_{2} (m_{1} > m_{2})

are revolving around the earth in circular orbits of radii

r_{1}

and

r_{2} (r_{1} > r_{2})

, respectively. Which of the following statements is true regarding their speeds

v_{1}

and

v_{2}

?

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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 10 - Gravitation>Classical Thinking>Q 24

The time period of an earth's satellite in circular orbit depends on

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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 10 - Gravitation>Classical Thinking>Q 25

In the case of a satellite moving along a circular orbit, a larger orbit corresponds to

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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 10 - Gravitation>Classical Thinking>Q 26

A satellite is orbiting very close to a planet. Its periodic time depends only on

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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 10 - Gravitation>Classical Thinking>Q 27

The earth revolves about the sun in an elliptical orbit with mean radius

9.3 \times 10^{7} m

in a period of 1 year. Assuming that there are no outside influences, then

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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 10 - Gravitation>Classical Thinking>Q 28

The earth rotates about the sun in an elliptical orbit. At which point will its velocity be maximum?
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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 10 - Gravitation>Classical Thinking>Q 29

Kepler's third law, i.e.,

T^{2} \propto R^{3},

is a consequence of the law of conservation of

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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 1 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 10 - Gravitation>Classical Thinking>Q 30

Two planets move around the Sun. The periodic times and the mean radii of the orbits are

T_{1}, T_{2}

and

r_{1}, r_{2}

, respectively. The ratio

\frac{T_{1}}{T_{2}}

is equal to