Does the resistance of a copper wire increase or decrease when both the length and diameter are doubled
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As both length and diameter are doubled there is no change in the wire therefore no change in the resistance is observed
ganeevsirjan:
This is wrong answer . In my answer key R/2 is given as answer .
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1
Answer:
Originally Answered: If radius of a wire is doubled then what happens to its resistance? So by doubling the radius of wire , the resistance of the wire will become 1/4 time the previous resistance.
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