A coil of inductance L = 0.40 mH and resistance R = 5`Omega` is connected in series with a condenser of capacity C = 100 `mu`F and an ac source of terminal voltage 200 volt. if the quality factor of the circuit is n the find the 10`times`n

A coil of inductive reactance 31 Omega has a resistance of 8 Omega . It is placed in series with a condenser of capacitive reactance 25 Omega . The combination is connected to an ac source of 110 V . The power factor of the circuit is

An AC circuit has R= 100 Omega , C= 2 mu and L= 80 mH, connected in series. The quality factor of the circuit is :

A coil of inductive reactance 31 Omega has a resistance of 8 ohm . It is placed in series with a condenser of capacitive reactance 25 Omega . The combination is connected to an ac source of 110 V . The power factor of the circuit is

A coil of inductive reactance 31 Omega has a resistance of 8 ohm . It is placed in series with a condenser of capacitive reactance 25 Omega . The combination is connected to an ac source of 110 V . The power factor of the circuit is

A coil of inductance 8.4 mH and resistance 6 Omega is connected to a 12 V battery. The current in the coil is 1.0 A at approximately the time.

A coil of inductance 8.4 mH and resistance 6 (Omega) is connected to a 12 V battery. The current in the coil is 1.0 A at approximately the time

A circuit has a resistance of 50 ohms and an inductance of 3/pi henry.It is connected in series with a condenser of 40/pi muF and AC supply voltage of 200 V and 50 cycles/sec.Calculate (i)the impedance of the circuit. (ii)the p.d. across inductor coil and condenser. (iii)Power factor

Find out the inductance of an inductor which should be connected in series with a capacitor of 5muF ,a resistance of 10Omega and an ac source of 50 Hz so that the power factor of the circuit is 1.

A coil of inductance 1.0 H and resistance 100 Omega is connected to a battery of emf 12 V. Find the energy stored in the magnetic field associated with the coil at an instant 10 ms after the circuit is switched on.

An inductor 200 mH, capacitor 500mu F and resistor 10 Omega are connected in series with a 100 V variable frequency ac source. What is the frequency at which the power factor of the circuit is unity?