Q. A bar of copper form a composite system, which is heated to a temperature of 45?C. The stress in the copper bar will be (Solved)
1. tensile stress
2. compressive stress
3. bursting stress
4. sher stress
5. None of the above
- b. compressive stress
1. tensile stress
2. compressive stress
3. bursting stress
4. sher stress
5. None of the above