Gravitation

Related Questions

• A person will get more quantity of matter in kg –wt. at

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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 force of gravitation is

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• A mass of $6 \times {10^{24}}kg$ is to be compressed in a sphere in such a way that the escape velocity from the sphere is $3 \times {10^8}m\,/s$. Radius of the sphere should be $(G = 6.67 \times {10^{ - 11}}N - {m^2}/k{g^2})$

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• An object weights 72 N on earth. Its weight at a height of R/2 from earth is

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