3 years ago

explain why the EMF of a dry cell drops if a large current is drawn for a short time and then recovers if allowed to rest

1 answer:

8 0

Answer:

Manganese (iv )oxide is a slow depolarizer and polarization occurs with a large current, on resting, the depolarization returns the p.d of the dry cell.

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explain why the EMF of a dry cell drops if a large current is drawn for a short time and then recovers if allowed to rest​

explain why the EMF of a dry cell drops if a large current is drawn for a short time and then recovers if allowed to rest