Physics · 2023
JEE Main · 29 January 2023, Shift 1 · Q24
A solid sphere of mass 2 kg is making pure rolling on a horizontal surface with kinetic energy 2240 J. The velocity of centre of mass of the sphere…
A solid sphere of mass $\displaystyle 2$ kg is making pure rolling on a horizontal surface with kinetic energy $\displaystyle 2240$ J. The velocity of centre of mass of the sphere will be $\displaystyle \_\_\_\_$ $\displaystyle \mathrm{ms}^{-1}$.
Official answer
From NTA’s final answer key for this paper.
40
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JEE Main 2023 Physics question, with the answer from NTA’s final answer key. Where our answers come from.