Question:

The escape velocity for a rocket from earth is 11.2 km/sec. Its value on a planet where acceleration due to gravity is double that on the earth and diameter of the planet is twice that of earth will be in km/sec

Options :

  • (a) 11.2
  • (b) 5.6
  • (c) 22.4
  • (d) 53.6

Answer :

(c) 22.4

Answer Steps :

step 1

step 2

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