Physics · Manufacturing Processes
Which of the following statements are correct when comparing cold working to hot working of metals? 1. Higher forces are required2. No heating is needed3. Less ductility is required4. A better surface finish is achieved
- 12, 3 and 4
- 21 and 3
- 31, 2 and 4✓
- 41, 2 and 3
Correct answer
1, 2 and 4
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