Physics · 2022
JEE Main · 27 June 2022, Shift 1 · Q41
The current flowing through an ac circuit is given by I =5 sin (120 π t ) A How long will the current take to reach the peak value starting from zero?
The current flowing through an ac circuit is given by
$$\mathrm{I}=5 \sin (120 \pi \mathrm{t}) \mathrm{A}
$$
How long will the current take to reach the peak value starting from zero ?
Official answer
(4)
$\displaystyle \frac{1}{240} \mathrm{~s}$
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JEE Main 2022 Physics question, with the answer from NTA’s final answer key. Where our answers come from.