Physics, asked by Vanella8110, 11 months ago

A particle of mass m is at a distance a from surface of a thin spherical shell

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Answered by tengland777
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A particle of mass M is at a distance a from surface of a thin spherical shell of equal mass and having radius a. Gravitational field and potential both are zero at centre of the shell. Gravitational field is zero not only inside the shell but at a point outside the shell also.

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