engineering recuitment HPCL Junior Executive 2025 Mock Test Design of Machine Elements Welded, Riveted and Bolted Joints
Consider the following statements. For increasing the fatigue strength of welded joints, it is necessary to employ
1. Grinding
2. Coating
3. Hammer peening
Of the above statements
1
1 and 2 are correct
2
1, 2 and 3 are correct
3
2 and 3 are correct
4
1 and 3 are correct