An inductor `(L = 200 mH)` is connected to an `AC` source of peak emf `210 V` and frequency `50 Hz`. Calculate the peak current. What is the instantaneous voltage of the source when the current is at its peak value?

An inductor (L=2000mH) is connected to an AC source of peak current. What is the instantaneous voltage of the source when the current is at its peak value?

A 25 W lamp is connected to an ac source of peak emf 100 V. Compute the rms current in the lamp.

A capacitor of unknown capacitance, a resistance of 100 ohm and an inductor of inductance L = 4//pi^(2) henry are connected in series across an a.c. source of 200 V, 50 Hz. Calculate the value of capactance and the current that flows in the circuit, when the current is in phase with the voltage.

A 0.21 H inductor and a 12 ohm resistance are connected in series to a 220 V . 50 Hz ac source. Calculate the current in the circuit and the phase angle between the current and the source voltage.

A 50 Omega resistor an inductor and a capacitor are connected to an AC source 220 V. The frequency of source is 50 Hz. Calculate the current in the circuit if voltage across resistor capacitor and inductor is 220 V, 260 V and 260 V, respectively.

A capacitor of 100 muF , a resistor of 20 Omega and an inductor of inductance L are connected in series with an a.c. source of frequency 50 Hz. Calculate the value of inductance L of the inductor, if phase angle between current and voltage is zero.

Can the peak voltage across the inductor be greater than the peak voltage of the source in an LCR circuit?

An AC source is rated as 220 V-50 Hz. What will be the peak voltage of this source ?

The peak voltage in a 220 V AC source is