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If the length of a potentiometer wire is increased by keeping constant potential difference across the wire then (a) (b) (c) (d) the null point is obtained at larger distance there is no change in the null point the potential gradient is increased the null point is obtained at shorter distance

If the length of a potentiometer wire is increased by keeping constant potential difference across the wire then (a) (b) (c) (d) the null point is obtained at larger distance there is no change in the null point the potential gradient is increased the null point is obtained at shorter distance

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If the length of a potentiometer wire is increased by keeping constant potential difference across wire then (a) (b) (c). (d) the the null point is obtained at larger distance there is no change in the null point the potential gradient is increased the null point is obtained at shorter distance ---
Transcribed Image Text:If the length of a potentiometer wire is increased by keeping constant potential difference across wire then (a) (b) (c). (d) the the null point is obtained at larger distance there is no change in the null point the potential gradient is increased the null point is obtained at shorter distance ---
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