Gravitation Question 313

Question: If masses of two point objects is doubled and distance between them is tripled, then gravitational force of attraction between them will nearly

Options:

A) Increase by 225%

B) decrease by 44%

C) Decrease by 56%

D)increase by 125%

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Answer:

Correct Answer: C

Solution:

  • % change [=[G(2m1)(2m2)(3r)2Gm1m2r2]Gm1m2r2×100] [4911×100=56 -ve sign indicates that force of attraction decreases.


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