The resistance of a certain wire is 50 ohms. Another wire of the same material and at the same temperature has a diameter one-quarter as great and a length twice as great. Find the resistance of the second wire.

University Physics Volume 2
18th Edition
ISBN:9781938168161
Author:OpenStax
Publisher:OpenStax
Chapter9: Current And Resistance
Section: Chapter Questions
Problem 49P: A copper wire has a resistance of 0.500 at 20.0°C and an iron wire has a resistance of 0.525 at the...
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The resistance of a certain wire is 50 ohms. Another wire of the same material and at the same temperature has a diameter one-quarter as great and a length twice as great. Find the resistance of the second wire.

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