engineering recuitment HPCL Engineer Mock Test 2024 Production Engineering (Manufacturing) Metal Forming Sheet Metal Operation
In blanking operation to produce steel washer the maximum punch load used is 2 × 105 N. The plate thickness is 4 mm and percentage penetration is 25. The work done during this shearing operation is
1
200 J
2
400 J
3
600 J
4
800 J