Consider an a.c circuit supplied by 220V at 50Hz. The circuit consists of only two inductors, L1 and L2 with inductive reactances of 8 Ohms and 13 Ohms respectively. Calculate the current flowing around the circuit for two cases: (1) L1 and L2 are connected in series, (2) L1 and L2 are connected in parallel Enter the higher of these two current values as your answer in Amps, to two decimal places.

An inductor is connected in parallel with a 120Ω resistor and a function generator. The applied voltage is 25V RMS and the total current for the circuit is 510mA RMS. Find the magnitude of the current through the inductor.

The circuit in the figure is fed by a sinusoidal alternating voltage with a frequency of 50 Hz. The circuit consists of a resistor and a capacitor with the capacitance C= 600 μ Q. The power supplied to the circuit is P=400 W and the voltage across capacitor is UC=90 V. a) Calculate the current I. b) Calculate the resistance R. c) Calculate the voltage U (amount). d) Calculate the phase angle of the circuit

The circuit in the figure is fed by a sinusoidal alternating voltage with a frequency of 50 Hz. The circuit consists of a resistor and a capacitor with the capacitance C= 300 μ Q. The power supplied to the circuit is P=100 W and the voltage across capacitor is UC=120 V. a) Calculate the current I. b) Calculate the resistance R. c) Calculate the voltage U (amount). d) Calculate the phase angle of the circuit