Question

what is the magnitude of the gravitational force between the earth and a 1 kilogram object on its surface?
Hint:- mass of the earth is 6×10²⁴kg and radius of the earth is 6.4×10⁶m.​

Answer 1

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Answer 2

Answer:

Given :       Mass of earth    M=6×1024 kg

                   Mass of object    m=1 kg

                  Radius of earth       R=6.4×106 m 

Force of gravitation between them, F=R2GMm

F=(6.4×106)26.67×10−11×(6×1024)×1=9.77 N 

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