A metallic rod breaks when strain produced is `0.2%`. The Young's modulus  of the material
Channel: Doubtnut
Date: 2020-06-07

A metallic rod breaks when strain produced is `0.2%`. The Young's modulus  of the material of the rod is `7xx10^(9)N//m^(2)`. What should be its area of cross-section to support a load of `10^(4)N` ?