engineering recuitment NMDC Junior Officer (Trainee) Mock Test 2024 Production Engineering (Manufacturing) Metal Forming Sheet Metal Operation
The shear strength of a sheet metal is 300 MPa . The blanking force required to produce a blank of 100 mm dia, from a 1.5 mm thick sheet is close to
1
45 kN
2
3500 kN
3
70 kN
4
141 kN