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KVPY2012PhysicsGravitation

A small asteroid is orbiting around the sun in a circular orbit of radius r ₀ with speed V ₀ . A rocket is launched from the asteroid with speed V = V ₀ , where V is the speed relative to the sun. The highest value of for which the rocket will remain bound to the solar system is (ignoring gravity due to the asteroid and effects of other planets) -

Options

  1. A2
  2. B2
  3. C3
  4. D1

Correct answer

D. 1

Step-by-step solution

array l B.E = G m M 2 R B.E = 1 2 m v₀² so, =1 array

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