A CT is used to feed current coils of wattmeter, energy meter, power factor meter and an ammeter ___

A CT is used to feed current coils of wattmeter, energy meter, power factor meter and an ammeter.

Then

A. all the coils are in series
B. all coils are in parallel
C. the coils are in series-parallel
D. either all the coils are in series or all coils are in parallel

Show Answer

Answer: A

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