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Question

Physics Question on Newtons law of gravitation

The mass of moon is 1% o f mass of earth. The ratio of gravitational pull of earth on moon and that of moon on earth will be

A

1:01

B

1:10

C

0.111111111

D

2:01

Answer

1:01

Explanation

Solution

The ratio will be usually (1:1) since, the moon and earth attract one another with equal gravitational force F=GMeMmr2F=\frac{GM_eM_m}{r^2}