A uniform rod A B of mass 2 ~kg and length 30 ~cm at rest on a smooth horizontal surface. An impulse of force 0.2 ~Ns is applied to end B. The time taken by the rod to turn through at right angles will be (π)/x ~s, where x= _ _ _ _.

Rotational Motion: JEE Main 2024 Physics question

JEE Main 2024 · 1 Feb, Evening shift · Q77

JEE Main 20241 Feb, Evening shiftPhysicsMediumRotational Motion140× since 2002

A uniform rod

A B

of mass

2 \mathrm{~kg}

and length

30 \mathrm{~cm}

at rest on a smooth horizontal surface. An impulse of force

0.2 \mathrm{~Ns}

is applied to end B. The time taken by the rod to turn through at right angles will be

\frac{\pi}{x} \mathrm{~s}

, where

x=

_______ .

Your answerType your answer. Integers and decimals are accepted.

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