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प्रश्न
How will the force of gravitation between two objects change if the distance between them is:
Halved
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उत्तर
We know that law of gravitation.
F = G ( m1 X m2)/R2.
If distance between them is halved then put R = R/2.
F = 4 X G( m1 X m2)/ R2.
F1 = 4 F
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