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A piece of iron wire has a resistance of 30. What will be the resistance of aluminum wire of one-fourth the length and one third the diameter of iron wire. It the specific resis…

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asked Jan 3, 2024 192k views

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A piece of iron wire has a resistance of 30. What will be the resistance of aluminum wire of one-fourth the length and one third the diameter of iron wire. It the specific resistance of aluminum is 30 times that of silver. [Ans: 202.5.02]

Physics
high-school

Fagner Brack asked

by Fagner Brack

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Explanation: R=p l/A , we are given specific resistance of aluminium in terms of silver.

Toxicable answered Jan 8, 2024

by Toxicable

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A piece of iron wire has a resistance of 30. What will be the resistance of aluminum wire of one-fourth the length and one third the diameter of iron wire. It the specific resis…

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