NEET Physics · Hard

Gravitation: Newton's Law of Gravitation MCQ

Solve this quality-checked NEET multiple-choice question, then review the correct answer and explanation.

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Newton's Law of GravitationHardQuestion 6212

Question

If both masses are doubled and separation halved, force becomes:
  1. A
    Same
  2. B
    4 times
  3. C
    16 times
    Correct
  4. D
    2 times

Correct answer

16 times

Explanation

F = G(2m₁)(2m₂)/(r/2)² = 4Gm₁m₂×4/r² = 16 times original. 16 times.