SSC SSC JE Mechanical 2025 Mock Test Series (Paper 1 & Paper 2) Strength of Materials Simple Stress and Strain Stress and Strain
In a composite bar, under what conditions is the strain on both the bars equal?
1
When both bars contract equally
2
When both bars are subjected to same temperature change
3
When both bars are subjected to same load
4
When both bars have the same surface area