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This question belongs to Electronics And Communications Engineering Measurement And Instrumentation

Measurement and Instrumentation

?

Which of the following methods can be used for measuring power without using wattmeter.
1. One voltmeter, one ammeter
2. Two voltmeters, two ammeters
3. Three voltmeters
4. Three ammeters

A) 1 and 2 only B) 2 and 4 only C) 1 and 3 only D) 4 only

Answer & Solution

Correct Answer: Option A

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