Let escape velocity of a body kept at surface of a planet is \( u \...

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Let escape velocity of a body kept at surface of a planet is \( u \). If it is projected at a speed of \( 200 \% \) more then the escape speed, then its speed in interstellar space will be
(1) \( \mathrm{u} \)
(2) \( \sqrt{3} u \)
(3) \( 2 \mathrm{u} \)
(4) \( 2 \sqrt{2} u \)
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