A series `AC` circuit has a resistance of `4 Omega` and a reactance of `3 Omega`. The impedance of the circuit is

A series AC circuit has a resistance of 4omega and an inductor of reactance 3omega . The impedance of the circuit is z_1 . Now a capacitor of reactance 6omega is connected in the series of above combination, the impedance becomes z_(2) , Then (z_(1))/(z_(2)) will be-

A circuit has a resistance of 12 Omega and an impedance of 20 Omega . The power factor of the circuit will be

A circuit has a resistance of 12Omega and an impedance of 15Omega . The power factor of the circuit will be

In a series D.C. circuit has core of a reactance of 8Omega and a resistance of 6Omega . The effective resistance of the circuit will be …..

In L-R circuit, resistance is 8Omega and inductive reactance is 6Omega then impedance is:

In L-R circuit, resistance is 8Omega and inductive reactance is 6Omega then impedance is:

A series LCR circuit has resistance 10Ω and reactance is 7√2 Ω. What is the impedance of the circuit?

An a.c. circuit contains a resistance of 3 Omega and inductive reactance of 4Omega . The cosine of the phase angle between the current and potential difference in this circuit is

An alternating supply of 220 V is applied across a circuit with resistance 22 Omega and impedance 44 Omega . The power dissipated in the circuit is