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NEET Physics · Medium

Gravitation: Kepler's Laws MCQ

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Kepler's LawsMediumQuestion 6246

Question

Kepler's third law is derived from:
  1. A
    Conservation of energy
  2. B
    Newton's law of gravitation
    Correct
  3. C
    Conservation of angular momentum
  4. D
    Newton's 3rd law

Correct answer

Newton's law of gravitation

Explanation

Kepler's 3rd law (T² ∝ r³) follows directly from Newton's law of gravitation.

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