question_answer

A disc of radius \[R=10\text{ }cm\]oscillates as a physical pendulum about an axis perpendicular to the plane of the disc at a distance r from its centre. If \[r=\frac{R}{4},\] the approximate period of oscillation (in second) is (Take \[g=10\,m\,{{s}^{-2}}\])

Answer:

0.94