Question

if p.d across the wire is doubled then what will be the new resistance
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Answer 1

Answer:

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Explanation:

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Answer 2

Answer:

It will increase by 4.

Explanation:

Let us take p.d as 1v as per the formula:

P= V2/R so power is equal to (1) 2/1 so P=1W

so we can conclude that if we double the p.d through the wire to be continued question