A) \[2\pi \sqrt{\frac{\ell d}{\rho g}}\]
B) \[2\pi \sqrt{\frac{\ell \rho }{dg}}\]
C) \[2\pi \sqrt{\frac{\ell d}{(\rho -d)g}}\]
D) \[2\pi \sqrt{\frac{\ell \rho }{(\rho -d)g}}\]
Correct Answer: A
Solution :
[a] |
At equilibrium |
(i) |
Restoring force, |
.(i) |
You need to login to perform this action.
You will be redirected in
3 sec