The pressure coil of a wattmeter should be connected on the supply side of the current coil when________?
Correct answer
B. load impedance is high
Explanation
The correct answer is load impedance is high.
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Study 109 Electrical Engineering MCQs with correct answers and explanations.
Correct answer
B. load impedance is high
Explanation
The correct answer is load impedance is high.
Correct answer
C. All of the above
Explanation
The correct answer is All of the above.
Correct answer
A. a D.C. potentiometer in conjunction with a volt ratio box
Explanation
The correct answer is a D.C. potentiometer in conjunction with a volt ratio box.
Correct answer
A. both A. and B.
Explanation
The correct answer is both A. and B..
Correct answer
B. permanent magnet D.C. generator
Explanation
The correct answer is permanent magnet D.C. generator.
Correct answer
C. Meggar
Explanation
The correct answer is Meggar.
Correct answer
A. all of the above
Explanation
The correct answer is all of the above.
Correct answer
C. spring
Explanation
The correct answer is spring.
Correct answer
C. in series with pressure coil
Explanation
The correct answer is in series with pressure coil.
Correct answer
D. moving iron instrument
Explanation
The correct answer is moving iron instrument.