Which of the following are needed both for protection and metering?
A. Wattmeters
B. Instrument transformers
C. Energy meters
D. Power factor meters
Show Answer
Answer: B
Share your understanding of this question with the correct explanation.
Which of the following are needed both for protection and metering?
A. Wattmeters
B. Instrument transformers
C. Energy meters
D. Power factor meters
Answer: B
Share your understanding of this question with the correct explanation.