The frequencies at which the current amplitude in an LCR series circuit becomes 1 2 times its maximum value, are 212 rad s - 1 and 232 rad s - 1 . The value of resistance in the circuit is R = 5 Ω . The self inductance in the circuit i

Question

The frequencies at which the current amplitude in an LCR series circuit becomes 1 2 times its maximum value, are 212 rad s - 1 and 232 rad s - 1 . The value of resistance in the circuit is R = 5 &#937; . The self inductance in the circuit is _____ mH .

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Bandwidth of RLC circuit is B W = f 2 - f 1 = R 2 &#960; L Or, B W = &#969; 2 - &#969; 1 = R L B W = 232 - 212 = R L Thus, self inductance in the circuit is L = 5 20 = 250 &#160; mH

The frequencies at which the current amplitude in an LCR series circuit becomes 1 2 times its maximum value, are 212 rad s - 1 and 232 rad s - 1 . The value of resistance in the circuit is R = 5 Ω . The self inductance in the circuit is _____ mH .

Correct answer

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More from Alternating Current

The frequencies at which the current amplitude in an LCR series circuit becomes 1 2 times its maximum value, are 212 rad s - 1 and 232 rad s - 1 . The value of resistance in the circuit is R = 5 &#937; . The self inductance in the circuit is _____ mH .

Correct answer

Step-by-step solution

More from Alternating Current

The frequencies at which the current amplitude in an LCR series circuit becomes 1 2 times its maximum value, are 212 rad s - 1 and 232 rad s - 1 . The value of resistance in the circuit is R = 5 Ω . The self inductance in the circuit is _____ mH .