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

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

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Solution:

The ratio will be usually (1 : 1) since, the moon and earth attract one another with equal gravitational force $ F=\frac{G{{M}_{e}}{{M}_{m}}}{{{r}^{2}}} $