Examveda
Examveda

Which one of the following statements is true?

A. Power dissipation of a pure inductor decreases with operating frequency

B. Power dissipation of a pure inductor is at a maximum for dc source voltages

C. Power dissipation of a pure inductor increases with operating frequency

D. There is no meaningful relationship between the power dissipation of a pure inductor and its operating frequency

E. None of the above

Answer: Option D


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The total impedance of a parallel RLC circuit:

A. always increases as the applied frequency increases

B. is equal to the sum of the values of resistance, inductive reactance and capacitive reactance

C. always decreases as the applied frequency increases

D. is maximum at the resonant frequency

E. None of the above