Young's modulus of brass and steel are `10 xx 10^(10) N//m` and `2 xx 10^(11) N//m^(2)`,
Channel: Doubtnut
Date: 2020-07-26

Young's modulus of brass and steel are `10 xx 10^(10) N//m` and `2 xx 10^(11) N//m^(2)`, respectively. A brass wire and a steel wire of the same length are extended by `1 mm` under the same force. The radii of the brass and steel wires are `R_(B)` and `R_(S)`. respectively. Then