Categories > Alternating Current > AC circuits > In a L-R circuit, the value of $L$ is $\left( {\frac{{0.4}}{\pi }} \right)\;henry$ and the value of $R$ is $30$ ohm. If in the circuit, an alternating e.m.f. of $200$ volt at $50$ cycles per sec is connected, the impedance of the circuit and current will be

Alternating Current

Question: In a L-R circuit, the value of $L$ is $\left( {\frac{{0.4}}{\pi }} \right)\;henry$ and the value of $R$ is $30$ ohm. If in the circuit, an alternating e.m.f. of $200$ volt at $50$ cycles per sec is connected, the impedance of the circuit and current will be


1) $11.4\,\Omega ,\,17.5\,A$
2) $30.7\,\Omega ,\,6.5A$
3) $40.4\,\Omega ,\,5\,A$
4) $50\,\Omega ,\,4A$
Solution: Explanation: No Explanation
AC circuits

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