Two conductors a are made of the same material and have the

Last updated: 6/7/2023

Two conductors a are made of the same material and have the same length Conductor A is a solid wire of diameter 1 1 mm Conductor B is a hollow tube of outer diameter 2 0 mm and inner diameter 1 2 mm The ratio of RA R is O O O O O O 0 47 O 2 12 1 O 3 31 O 3 33