Calculate the magnitude of the gravitational force between the earth and a 10kg object on its surface.( Mass of the earth is 6 ×10^24 kg and radius of the earth is 6.4 ×10^6 m) ii) Write the value of the universal gravitational constant on moon.
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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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