Assertion ( A ): A low power factor wattmeter has special constructional features to ensure accurate measurement.
Reason ( R ): Extension of wattmeter range in dc circuit can be easily done by using current and potential transformer.
A. Both A and R are true and R is correct explanation of A
B. Both A and R are true but R is not correct explanation of A
C. A is true R is false
D. A is false R is true
Show Answer
Answer: C
Share your understanding of this question with the correct explanation.