Math, asked by jadongaurav246, 4 months ago

Dynamometer and induction type of instruments.

Answers

Answered by harshmalviya314

Answer:

These types of watt-meters operate on the same working principle on which the induction type ammeter and voltmeter operates. These instruments can only be used on ac supply while dynamo-meter type watt meters can be used on either ac or dc supply system.

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