If Earth has a mass 9 times and radius 2 times that of a planet P… | JEE Main 2023 Physics PYQ

MCQEasyJEE Main 2023 · 1 February, Shift 1Escape Velocity

If Earth has a mass $9$ times and radius $2$ times that of a planet P, then $\frac{V_e}{3}\sqrt{x} \, \text{m s}^{-1}$ will be the minimum velocity required by a rocket to pull out of the gravitational force of P, where $V_e$ is escape velocity on Earth. The value of $x$ is:

A
$2$
B
$3$
C
$18$
D
$1$

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