please ans.......

Asked by kirtichawla94 | 25th Jul, 2009, 08:48: PM

Expert Answer:

The potential difference or p.d. between two points is the amount of work that would need to be done on a unit electric charge to move it from one point to the other against an electric field and voltage is potential difference expressed in volts.

Answered by  | 25th Jul, 2009, 11:45: PM

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