JEE Advanced 2021 Paper 2 · Q12 · RC Circuits
The value of $\varphi$ is _____.
Reveal answer + step-by-step solution
Correct answer:60.00
Solution
Power factor $\cos\varphi = R/Z = 20/40 = 0.5$, so $\varphi = 60^\circ$. Hence $\varphi = 60.00$ degrees.
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