A cell of 1.08 V is joined in the secondary circuit of a potentiometer. To obtain a potential gradient of 2/1000 v/cm , the balancing point must be

Options :
  1. 10.8 m
  2. 5.4 m
  3. 2.7 m
  4. 1 m

Answer and Explanation :-

Answer: Option 2


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