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.
Shamit Jain , 5 Years ago
Grade 12
10 grade maths> The emf of a cell is always greater than ...
1 Answers
Shrey Mahar
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
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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