A coil has resistance of 30 ω and inductive reactance of 20 ω at 50 Hz frequency. If an AC source of 200V, 100 Hz is connected across the coil, the current to the coil will be:
A. \(\frac{20}{\sqrt{13}}\) A
B. 2.0 A
C. 8.0 A
D. 4.0 A
Answer:D
A coil has resistance of 30 ω and inductive reactance of 20 ω at 50 Hz frequency. If an AC source of 200V, 100 Hz is connected across the coil, the current to the coil will be:
A. \(\frac{20}{\sqrt{13}}\) A B. 2.0 A C. 8.0 A D. 4.0 A