The speed of a swimmer is 4 ~km ~h⁻¹ in still water. If the swimmer makes his strokes normal to the flow of river of width 1 ~km, he reaches a point 750 ~m down the stream on the opposite bank. The speed of the river water is _ _ _ _ _ k m ~h⁻¹

Kinematics: JEE Main 2023 Physics question

JEE Main 2023 · 31 Jan, Morning shift · Q69

JEE Main 202331 Jan, Morning shiftPhysicsMediumKinematics177× since 2002

The speed of a swimmer is

4 \mathrm{~km} \mathrm{~h}^{-1}

in still water. If the swimmer makes his strokes normal to the flow of river of width

1 \mathrm{~km}

, he reaches a point

750 \mathrm{~m}

down the stream on the opposite bank. The speed of the river water is ___________

\mathrm{km} ~\mathrm{h}^{-1}

Your answerType your answer. Integers and decimals are accepted.

JEE Main 2023 Kinematics Question with Answer (31 Jan Morning shift, Q69) | JEE Arc