A resistance 10`Omega` a capacitor connected to an ammeter in series with an a.c. source marked 220V -50Hz. If the ammetr reading is 2A, then find capacitive reactance and capacitance.

A bulb of resistance 10Omega connected to an inductor pf inductance L is in series with an ac source marked 100V, 50Hz. IF the phase angle between voltage and current is pi/4 radian,calculate the value of L.

A capacitor, a resistor of 5Omega and an inductor of 50mH are in series with an ac source marked 100V,50Hz. It is found that the voltage is in phase with the current. Calculate the capacitance of the capacitor and the impedance of the circuit.

A resistance of 400Omega and a capacitance of reactance 200Omega are connected in series to a 220V, 50Hz a.c source. If the current in the circuits is 0-49A. Find value of the inductance required so that voltage and current are in phase.

Two resistances 2Omega and 6Omega are connected in series and the combination is then connected to a source of emf 12 V . How much power is consumed in each resistance ?

A resistance of 400Omega and a capacitance of reactance 200Omega are connected in series to a 220V, 50Hz a.c source. If the current in the circuitsis 0-49A. Find voltage across resistor and capacitor

A resistor, R=300Omega and a capacitor , C=25muF are connected in series with an ac source. The peak value of voltage (V_0) and the frequency (f) of the source are 150 V and and 50/pi Hz respectively. Find the peak value of current and the power dissipated in the circuit.

A cell of emf 3.4V and internal resistance 3Omega is connected to an ammeter having resistance 2Omega . and to an external resistance of 100Omega . When a voltmeter is connected across the 100Omega resistance the ammeter reading is 0.04A. Find the voltage read by the voltmeter and its resistance. Had the voltmeter been an ideal one what would have been its reading ?

A 15.0muF capacitor is connected to 220V,50Hz source. Find the capacitive reactance and the rms current.

A cell of emf 1.5 V and of internal resistance 0.1Omega when connected with a resitor and an ammeter of negligible resistance in series , the ammeter shows a 2.0 A steady current . Find (ii) the power consumed in the resistor .

If L is 100 mH and the applied a.c. source frequency be 50Hz, find the inductive reactance in the above case.