Q. When a strip made of iron and copper is heated (Solved)
1. It bends
2. It gets twisted
3. Iron bends on convex side
4. Iron bends on concave side
5. None of the above
- d. Iron bends on concave side
1. It bends
2. It gets twisted
3. Iron bends on convex side
4. Iron bends on concave side
5. None of the above