A dc potentiometer is designed to measure up-to about 2 V with a slide – McqOptions

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1.	A dc potentiometer is designed to measure up-to about 2 V with a slide wire of 1600 m. Standard cell of emf 1.2 V balances at 1200mm. a test cell is seen to balance at 1400 mm. the emf of the test cell is
A.	1.1 V
B.	1.2 V
C.	1.7 V
D.	1.4 V
Answer» E.

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