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Physics · 2020
JEE Main · 9 January 2020, Shift 2 · Q15
In LC circuit the inductance L =40 mH and capacitance C =100 μ F. If a voltage V ( t )=10 sin (314 t ) is applied to the circuit, the current in the…
In LC circuit the inductance $\displaystyle \mathrm{L}=40 \mathrm{mH}$ and capacitance $\displaystyle \mathrm{C}=100 \mu \mathrm{~F}$. If a voltage $\displaystyle \mathrm{V}(\mathrm{t})=10 \sin (314 \mathrm{t})$ is applied to the circuit, the current in the circuit is given as :
Official answer
(2)
$\displaystyle 0.52 \cos 314 \mathrm{t}$
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JEE Main 2020 Physics question, with the answer from NTA’s final answer key. Where our answers come from.