Work, Energy and Power: JEE Main 2023 Physics question

JEE Main 2023 · 13 Apr, Evening shift · Q78

JEE Main 202313 Apr, Evening shiftPhysicsMediumWork, Energy and Power70× since 2002

A car accelerates from rest to

u \mathrm{~m} / \mathrm{s}

. The energy spent in this process is E J. The energy required to accelerate the car from

u \mathrm{~m} / \mathrm{s}

2 \mathrm{u} \mathrm{m} / \mathrm{s}

\mathrm{nE~J}

. The value of

\mathrm{n}

is ____________.

Your answerType your answer. Integers and decimals are accepted.

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