With increase in frequency of applied a.c. supply, the impedance of LCR series circuit:
A. increases
B. decreases
C. first decreases, becomes minimum and then increases.
D. remains constant.
Answer:C
With increase in frequency of applied a.c. supply, the impedance of LCR series circuit:
A. increases B. decreases C. first decreases, becomes minimum and then increases. D. remains constant.