A wire of length 5 m and radius 1 mm has a resistance of 1

Last updated: 6/11/2023

A wire of length 5 m and radius 1 mm has a resistance of 1 ohm What length of the wire of the same material at the same temperature and of radius 2 mm will also have a resistance of 1 ohm Select an answer A B C D 1 25 m 2 5 m 10 m 20 m