It is required to measure the true open circuit emf of a battery. The – McqOptions

MCQOPTIONS

1.	It is required to measure the true open circuit emf of a battery. The best device is
A.	dc voltmeter
B.	ammeter and known resistance
C.	dc potentiometer
D.	either (a) or (c)
Answer» D. either (a) or (c)

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