The frequency at which a 2 henry inductor | has a reactance of 20 nQuestion in an A.C. circuit j with the inductor only is:
A. 50 Hz
B. 5 Hz
C. 15 Hz
D. 100 Hz
Answer:B
The frequency at which a 2 henry inductor | has a reactance of 20 nQuestion in an A.C. circuit j with the inductor only is:
A. 50 Hz B. 5 Hz C. 15 Hz D. 100 Hz