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IMPORTANT
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At what height the gravitational field reduces by of the gravitational field at the surface of the earth? (Take as the radius of the earth)
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Important Questions on Gravitation
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If is the gravitational potential on the surface of the earth, then what is its value at the centre of the earth?
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IMPORTANT
particles each of mass are kept at vertices of an equilateral triangle of side . The gravitational field at centre due to these particles is
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IMPORTANT
The diagram showing the variation of gravitational potential of the earth with distance from the centre of the earth is
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By which curve will be variation of gravitational potential of a hollow sphere of radius with distance be depicted?
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JEE Main
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Which one of the following graphs represents correctly the variation of the gravitational field with the distance from the centre of a spherical shell of mass and radius ?
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JEE Main
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In a gravitational field, if a body is bound with the earth then total mechanical energy has
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JEE Main
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The velocity with which a projectile must be fired to escape from the earth does not depend upon
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JEE Main
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When a body is lifted from surface of the earth height equal to radius of the earth, then, the change in its is
