In a series RL circuit, the resistance and inductive reactance are the same. Then the phase difference between the voltage and current in the circuit is
A. \(\frac{\pi}{4}\)
B. \(\frac{\pi}{2}\)
C. \(\frac{\pi}{6}\)
D. zero
Answer:A
In a series RL circuit, the resistance and inductive reactance are the same. Then the phase difference between the voltage and current in the circuit is
A. \(\frac{\pi}{4}\) B. \(\frac{\pi}{2}\) C. \(\frac{\pi}{6}\) D. zero