SSC JE EE Score Booster Live Quiz 4 (Electric Circuits)

In the circuit shown in Fig., the total impedance in polar form is

What is the value of the phase angle (in degrees) of a series RL circuit having an impedance of 150 Ohms and inductance reactance of 90 Ohms when supplied with a frequency of 50 Hz?

In parallel LC circuit, what will be the value of current (in A) at resonance?

A constant voltage of 60 V is applied at  across a series R-L circuit as shown in the figure. Determine the current (in A) in the circuit at

Determine the value of inductor (in mH) connected in parallel with a capacitance of 5 F having a quality factor 6. Assume the resonant frequency of 5 rad /s.