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The escape velocity from earth is $v_{e}$ . A body is projected with velocity 2 $v_{e}$ . With what constant velocity will it move in the inter planetary space?

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detailed solution

Correct option is C

From conservation of energy 12m2Ve2=12mVe2+12mV2 From the above equation V= 3ve

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The escape velocity from earth is ve. A body is projected with velocity 2ve. With what constant velocity will it move in the inter planetary space?

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The escape velocity from earth is $v_{e}$ . A body is projected with velocity 2 $v_{e}$ . With what constant velocity will it move in the inter planetary space?