A wheel is rolling on a plane surface. The speed of a particle on the highest point of the rim is $8

Question

A wheel is rolling on a plane surface. The speed of a particle on the highest point of the rim is $8 \mathrm{~m} / \mathrm{s}$. The speed of the particle on the rim of the wheel at the same level as the centre of wheel, will be\

Professor PC Thomas Classes · Answer

(a) : $v=8 \mathrm{~m} / \mathrm{s} ; v+v=8$\ $ \begin{aligned} & 2 v=8 \ & v=4 \mathrm{~m} \mathrm{~s}^{-1} \ & v_{P}=\sqrt{v^{2}+v^{2}}=\sqrt{2} v=4 \sqrt{2} \mathrm{~m} / \mathrm{s} \end{aligned} $