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JEE MAIN 2022
28-06-22 S2
Question
In the given circuit, the magnitude of $V_L$ and $V_C$ are twice that of $V_R$. Given that $f =50 \mathrm{~Hz}$, the inductance of the coil is $\frac{1}{\mathrm{~K} \pi} \mathrm{mH}$. The value of K is;
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Solution
V L = V C = 2 V R X L = X C = 2 R X L = 10 Ω ω L = 10 2 π fL = 10 L = 10 2 π f = 1 10 π H = 1000 10 π mH L = 1 1 100 π ; K = 1 100 = 0.01 ≈ 0
Question Tags
JEE Main
Physics
Medium
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