Gravitation

Related Questions

• If radius of earth is R then the height ‘h’ at which value of ‘g’ becomes one-fourth is

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• The radius of a planet is $\frac{1}{4}$ of earth’s radius and its acceleration due to gravity is double that of earth’s acceleration due to gravity. How many times will the escape velocity at the planet’s surface be as compared to its value on earth’s surface

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• If mass of earth is M, radius is R and gravitational constant is G, then work done to take 1 kg mass from earth surface to infinity will be

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• The change in potential energy, when a body of mass m is raised to a height nR from the earth's surface is (R = Radius of earth)

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• If V, R and g denote respectively the escape velocity from the surface of the earth radius of the earth, and acceleration due to gravity, then the correct equation is

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