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What is the potential energy of a body having mass m over the surface of earth equal to the radius of earth?


What is the potential energy of a body having mass m over the surface of earth equal to the radius of earth?


Grade:10

1 Answers

Vikas TU
14149 Points
one year ago
Dear student 
mass = m 
Height = R 
Potential energy at surface   Us = -GMm/R = -mgR 
Potential energy at height h = R 
Uh = -mgR/2 

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