Chemical Effects of Electric Current - 2

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Question 1 of 11

Mohit took a piece of potato and inserted both ends of a copper wire into it. He connected the wire to a battery. Some change happened after some time in the piece. What is that change?

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A coloured spot is formed on the potato on the side of negative terminal.

A coloured spot is formed on the potato on the side of positive terminal.

The whole upper surface of the potato becomes coloured.

The colour of the copper wire changes.

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