Which of the following instruments can be made using magnetic effect ?
A. Wattmeters
B. Energy meters
C. Voltmeters
D. All of the above
Show Answer
Answer: D
Share your understanding of this question with the correct explanation.
Which of the following instruments can be made using magnetic effect ?
A. Wattmeters
B. Energy meters
C. Voltmeters
D. All of the above
Answer: D
Share your understanding of this question with the correct explanation.