engineering recuitment Gujarat Metro JE Mock Test 2023 Strength of Materials Simple Stress and Strain Stress and Strain
A metal A of the solid section is encased in tube B as shown in the diagram. This composite bar is cooled by 60°C, then (αA > αB)
1
Both metal will be in tension
2
Both metal will be in compression
3
Metal A will be in tension and Metal B will be in compression
4
Metal B will be in tension and Metal A will be in compression