Question:

Periodic time of a satellite revolving above Earth’s surface at a height equal to radius of Earth is [g is acceleration due to gravity at Earth’s surface]

Options :

  • (a) 2π√2R/g
  • (b) 4√2π√R/g
  • (c) π√R/g
  • (d) 8π√R/g

Answer :

(b) 4√2π√R/g

Answer Steps :

step 1

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