A solid sphere of mass 1 ~kg rolls without slipping on a plane surface. Its kinetic energy is 7 × 10⁻³ ~J. The speed of the centre of mass of the sphere is _ _ _ _ _ cm~s⁻¹

Rotational Motion: JEE Main 2023 Physics question

JEE Main 2023 · 31 Jan, Morning shift · Q72

JEE Main 202331 Jan, Morning shiftPhysicsMediumRotational Motion140× since 2002

A solid sphere of mass

1 \mathrm{~kg}

rolls without slipping on a plane surface. Its kinetic energy is

7 \times 10^{-3} \mathrm{~J}

. The speed of the centre of mass of the sphere is __________

\operatorname{cm~s}^{-1}

Your answerType your answer. Integers and decimals are accepted.

JEE Main 2023 Rotational Motion Question with Answer (31 Jan Morning shift, Q72) | JEE Arc