A solid sphere rolls down without slipping on an inclined plane of angle of inclination…
A solid sphere rolls down without slipping on an inclined plane of angle of inclination $\operatorname{Sin}^{-1}\left(\frac{21}{50}\right)$. If the acceleration due to gravity is $10 \mathrm{~ms}^{-2}$, the acceleration of the rolling sphere is _________.