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NEET Physics · Medium

Gravitation: Gravitation Mixed MCQ

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Gravitation MixedMediumQuestion 6286

Question

g at height h = R (R = Earth radius). g_h/g_surface:
  1. A
    1/4
    Correct
  2. B
    1/2
  3. C
    1/9
  4. D
    1/3

Correct answer

1/4

Explanation

g_h = GM/(R+h)² = GM/(2R)² = GM/4R² = g/4. g_h/g = 1/4.

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