Embibe Experts Solutions for Exercise 2: EXERCISE 7.2

Power factor of the circuit shown here is

For which set of values of $X_L, X_C$ and $R$, a series LCR circuit will be in resonance?

Find average power loss in the following RLC circuit.

Consider an ac circuit where an incandescent light bulb is in series with an inductor. If the frequency of the generator is increased, what will happen to the brightness of bulb?

In series LCR AC circuit, the voltage of the source at any instant is equal to

For a $\mathrm{LCR}$ series circuit with an $\mathrm{A}.\mathrm{C}.$ source of angular frequency $\omega :$