Question:
o A potentiometer consists of a wire of length 4 m and
Last updated: 6/14/2023
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o A potentiometer consists of a wire of length 4 m and resistance 10 Q2 It is connected to a cell of e m f 2 V The potential difference per unit length S of the wire will be 1 5 V m 3 0 5 V m 2 2 V m 4 10 V m 84