JEE Physics · Easy

Gravitation: Time Period of Satellite MCQ

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

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Time Period of SatelliteEasyQuestion 30722

Question

The time period of a satellite at height h above Earth's surface is:
  1. A
    2π√((R+h)³/GM)
    Correct
  2. B
    2π√(R³/GM)
  3. C
    2π(R+h)/g
  4. D
    2πR/v

Correct answer

2π√((R+h)³/GM)

Explanation

T = 2π(R+h)/v = 2π(R+h)/√(GM/(R+h)) = 2π√((R+h)³/GM).