A coil is designed for high Q performance at a rated voltage and a spe – McqOptions

MCQOPTIONS

1.	A coil is designed for high Q performance at a rated voltage and a specified frequency. If the frequency is made twice the original and the coil is operated at the same rated voltage, then the active power P will be affected as ____________
A.	P is halved
B.	P remains unchanged
C.	P is doubled
D.	P decreases 4 times
Answer» E.

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