A cell in the secondary circuit gives null deflection for 2 5 m length of a potentiometer having 10 m length of wire If the

Question

A cell in the secondary circuit gives null deflection for 2 5 m length of a potentiometer having 10 m length of wire If the length of the potentiometer wire is increased by 1 m without changing the cell in the primary the position of the null point will be A 3 5 m YOU B O 3 m

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