Rankers Physics

LR, RC and LCR Circuits: Practice Problem & Solution

In the circuit of Figure, the volmeter reads 75 V.Value of C is : LR, RC and LCR Circuits diagram: In the circuit of Figure, the volmeter reads
4 μF
2 μF
6 μF
10 μF

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Similar Practice Questions

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1. In LCR series circuit the values of \(L\), \(C\), \(R\) and \(E_0\) are \(0.01\text{ H}\), \(10^{-5}\text{ F}\), \(25\ \Omega\) and \(220\text{ V}\) respectively. The value of current flowing in the circuit at \(f = 0\) and \(f = \infty\) will respectively be:
2. The phase difference between voltage and current in series LCR circuit at half power frequency is:
3. Assertion (A): At an airport, a person is made to walk through the doorway of a metal detector. Reason (R): Metal detector works on the principle of resonance in \(AC\) circuits.  
4. Assertion (A): When frequency is greater than resonance frequency in a series LCR circuit, it will be an inductive circuit. Reason (R): Resultant Voltage Will lead the current.  
5. In a circuit \(L\), \(C\) and \(R\) are connected in series with an alternating voltage source of frequency \(f\). If the current lags the voltage by \(45^\circ\), then the value of \(L\) will be