Gravitation

Question: The angular velocity of rotation of star (of mass M and radius R) at which the matter start to escape from its equator will be

1) $\sqrt {\frac{{2G{M^2}}}{R}}$

2) $\sqrt {\frac{{2GM}}{g}}$

3) $\sqrt {\frac{{2GM}}{{{R^3}}}}$

4) $\sqrt {\frac{{2GR}}{M}}$

Solution:

Explanation: No Explanation

Gravitation Potential Gravitational Potential Energy and Escape Velocity

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