Physics · 2021
JEE Main · 18 March 2021, Shift 2 · Q13
In a series LCR circuit, the inductive reactance ( X_L ) is 10 Ω and the capacitive reactance ( X_C ) is 4 Ω. The resistance (R) in the circuit is 6…
In a series LCR circuit, the inductive reactance $\displaystyle \left(\mathrm{X}_{\mathrm{L}}\right)$ is $\displaystyle 10 \Omega$ and the capacitive reactance $\displaystyle \left(\mathrm{X}_{\mathrm{C}}\right)$ is $\displaystyle 4 \Omega$. The resistance (R) in the circuit is $\displaystyle 6 \Omega$.
The power factor of the circuit is :
Official answer
(1)
$\displaystyle \frac{1}{\sqrt{2}}$
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JEE Main 2021 Physics question, with the answer from NTA’s final answer key. Where our answers come from.