Question

A body of mass m is taken from the earth surface to the height equal to twice the radius of earth change

Answer 1

Explanation:

A body of mass 'm' is taken from the earth's surface to the height equal to twice the radius (R) of the earth. The change in potential energy of body will be

Option 1)



 

Option 2) 

3 mgR

 

Option 3)



 

Option 4) 

mg2R

 

1

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P Plabita

Answered 1 year, 2 months ago

As we learnt in

Gravitational Potential Energy at centre of earth relative to infinity -



 mass of body

 Mass of earth

- wherein



 

                                  



 change in potential energy