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Question: Answered & Verified by Expert
If an artificial satellite is moving in a circular orbit around the earth with a speed equal to half the magnitude of the escape velocity from the earth. The height of the satellite above the surface of the earth is
PhysicsGravitationNEET
Options:
  • A R
  • B 2R
  • C 3R
  • D 4R
Solution:
1692 Upvotes Verified Answer
The correct answer is: R
V0=Ve2=122GMRGm2R  ...(i)

V0=GmR+h ...(ii)

Compare (i) & (ii) ; h=R

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