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The emf of a cell is always greater than its terminal voltage. Why? Give reason.

The emf of a cell is always greater than its terminal voltage. Why? Give reason. 

Grade:12

1 Answers

Shrey Mahar
askIITians Faculty 53 Points
one month ago
Hello dear student,
Emf is the p.d. when no current is drawn. When current is drawn, there will be potential drop across the internal resistance of the cell. So, terminal voltage will be less than the emf.
Thank you

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