Question

Express escape velocity in term of g and R?​

Answer 1

Answer:

As Escape Velocity

$⇒V_{e} = \sqrt{ \frac{2GM}{R} }$

$\textbf{and} \: g = \frac{GM}{ {R}^{2} }$

$\textbf{so} \: V_{e}= \sqrt{ \frac{2g {MR}^{2} }{MR} }$

$∴V_{e} = \sqrt{2gR}$

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