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Given that the gravitation potential on Earth surface is V0. The potential at a point distant half the radius of earth from the centre will be

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Important Questions on Gravitation

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Gamma Question Bank for Engineering Physics>Chapter 7 - Gravitation>Assignment>Q 32
The time period of a satellite of the earth is 10 hours. If the separation between the earth and the satellite is increased to 4 times the previous value, then what will be the new time period of the satellite?
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Gamma Question Bank for Engineering Physics>Chapter 7 - Gravitation>Assignment>Q 33
A planet is at R distance from sun and its time period of revolution is T. What will be its new time period of revolution if it is brought 0.5R distance closer to sun?
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Gamma Question Bank for Engineering Physics>Chapter 7 - Gravitation>Assignment>Q 34
Which of the following graphs between the square of the time period and cube of the distance of the planet from the sun is correct?
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Gamma Question Bank for Engineering Physics>Chapter 7 - Gravitation>Assignment>Q 35
How many times is escape speed than orbital speed for a satellite revolving near earth?
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Gamma Question Bank for Engineering Physics>Chapter 7 - Gravitation>Assignment>Q 36
The escape speed from the surface of earth is Ve. The escape speed from the surface of a planet whose mass and radius are double that of earth will be
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Gamma Question Bank for Engineering Physics>Chapter 7 - Gravitation>Assignment>Q 37
Two planets of same density have the ratio of their radii as 1:3. The ratio of escape speed on them will be:
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Gamma Question Bank for Engineering Physics>Chapter 7 - Gravitation>Assignment>Q 38
Two satellites of masses m and 9 m are orbiting a planet in orbits of radii R and 9R. Their periods of revolutions will be in the ratio
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Gamma Question Bank for Engineering Physics>Chapter 7 - Gravitation>Assignment>Q 39
The time period of a geostationary satellite is -