Question

how does the resistance of a wire vary with its area of cross section​

Answer 1

Explanation:

increase in area less in resistance

have a learning day

Answer 2

Answer:

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Explanation:

Resistance (R) of a conductor varies directly with the length of the conductor.

I. e. R ~ length

Resistance of a conductor varies inversely with the cross section area

I. e. R ~ 1/area