18 Two wires are made of the same material and have the same

Last updated: 6/14/2023

18 Two wires are made of the same material and have the same volume The first wire has cross sectional area A and the second wire has cross sectional area 3A If the length of the first wire is increased by Al on applying a force F how much force is needed to stretch the second wire by the same amount 1 4 F 2 F 3 6 F 4 9 F