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Mutual Induction

Back emf of a...

Question

Back emf of a cell is due to

A

Electrolytic polarization

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B

Peltier effect

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C

Magnetic effect of current

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D

Internal resistance

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Solution

The correct option is A Electrolytic polarization
When the current flower in the circuit due to discharge of the battery polarization of the electrolyte occurs internally in the cell.
Because of their polarization a back emf in generated which oppose the current flow.

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