Question

If $G$ is the universal gravitational constant and $p$ is the uniform density of a planet. Then shortest possible period of rotation of the planet can be

• A. $\sqrt{\frac{\pi\,G}{2\rho}}$
• B. $\sqrt{\frac{3\pi\,G}{\rho}}$
• C. $\sqrt{\frac{\pi}{6G\rho}}$
• D. $\sqrt{\frac{3\pi}{G\rho}}$

Answer 1

Answer: (D)

$\sqrt{\frac{3\pi}{G\rho}}$

Answer 2

Answer (d) $\sqrt{\frac{3\pi}{G\rho}}$