engineering recuitment GATE ME 2023-24 Test Series Production Engineering (Manufacturing) Metal Forming Extrusion
A round billet made of 70-30 brass is extruded at a temperature of 675 ℃ (k = 250 MPa). The billet diameter is 100 mm, and the diameter of the extrusion is 50 mm. Calculate the extrusion force required. (given ln 2 = 0.693)
1
2.7 MN
2
4.6 MN
3
6.6 MN
4
5 MN