Physics · Design of Machine Elements
Consider the following operations. For increasing the fatigue strength of welded joints, it is necessary to employ which of these methods? 1. Grinding 2. Coating 3. Hammer peening
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- 11 and 3 are correct✓
- 22 and 3 are correct
- 31, 2 and 3 are correct
- 41 and 2 are correct
Correct answer
1 and 3 are correct
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