explain the concept of potentiometer

Asked by Vivek Reddy M | 3rd Mar, 2012, 01:26: PM

Expert Answer:

The working of a potentiometer is based on the fact that the fall of potential across any portion of the wire is directly proportional to the length of that portion provided the wire is of uniform area of cross section and a constant current is flowing through it.

Answered by  | 4th Mar, 2012, 11:54: AM

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