State the uses of potentiometer

Asked by Topperlearning User | 28th Apr, 2015, 10:12: AM

Expert Answer:

Potentiometer is used for:
(a) For finding internal resistance of a cell.
(b) To find the value of an unknown current.  
(c) To determine or compare the unknown e.m.f (or potential difference).
(d) To find or compare unknown resistances.

Answered by  | 28th Apr, 2015, 12:12: PM