How does the resistance of a wire vary with its length and area of cross section
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Answer:
resistance of a wire vary with its length and area because
RESISTANCE is directly proportional to LENGTH and inversely proportional to AREA OF CROSS SECTION.
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Explanation:
It is inversely proportional to the area of cross section of the wire. The more the area of cross section of the wire,the less is the resistance and the less the area,the more is the resistance.
December 30, 2019
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