Physics · 2021
JEE Main · 27 July 2021, Shift 1 · Q5
A 0.07 H inductor and a 12 Ω resistor are connected in series to a 220 V, 50 Hz ac source. The approximate current in the circuit and the phase angle…
A $\displaystyle 0.07$ H inductor and a $\displaystyle 12 \Omega$ resistor are connected in series to a $\displaystyle 220 \mathrm{~V}, 50 \mathrm{~Hz}$ ac source. The approximate current in the circuit and the phase angle between current and source voltage are respectively. [Take $\displaystyle \pi$ as $\displaystyle \frac{22}{7}$ ]
Official answer
(1)
8.$\displaystyle 8$ A and $\displaystyle \tan ^{-1}\left(\frac{11}{6}\right)$
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JEE Main 2021 Physics question, with the answer from NTA’s final answer key. Where our answers come from.