Measurements and Instrumentation

Assertion (A): A dc potentiometer measures the true open circuit emf of a source. Reason (R): At balance point, a dc potentiometer does not draw any current from the source.

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

ANS:A - Both A and R are true and R is correct explanation of A

No answer description is available.

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