Question

A body weighs N on the surface of the earth. What is the gravitational force (in N) on it due to the earth at a height equal to half the radius of the earth ?

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Updated on : 2022-09-05
Solution
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Weight of the body,
Acceleration due to gravity at height  from the Earths surface is given by the relation:
Substituting ,

Weight of body of mass m at height h is given as:
       
       

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