Q. A spring steel ribbon 3.2 mm wide, 0.5 mm thick is wound on a 500 mm diameter cylinder. If E = 2 x 105 N/mm2, the maximum stress in the steel will be (Solved)
1. 100 N/mm2
2. 200 N/mm2
3. 400 N/mm2
4. 800 N/mm2
5. None of the above
- b. 200 N/mm2
1. 100 N/mm2
2. 200 N/mm2
3. 400 N/mm2
4. 800 N/mm2
5. None of the above