Question

define escape velocity find expression for it​

Answer 1

define escape velocity find expression for it​----------------

ANS.   Escape velocity is the minimum velocity with which a body must be projected vertically upward so that it may just escape the surface of the Earth. Expression for escape velocity: Let a body of mass m be escaped from the gravitational field of the earth.

Answer 2

Escape velocity is specifically, celestial mechanics escape velocity is the minimum speed needed for a free object to escape from the gravitational influence of a massive body. ✔️✔️

.. Expression for escape velocity: Let a body of mass m be escaped from the gravitational field of the earth. During the course of motion, let at any instant, body be at a distance r from the centre of the earth.✔️✔️

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