A brass billet is to be extruded from its initial diameter of 100 mm to a final diameter of 50 mm. The working temperature of 700 C and the extrusion constant is 250 MPa. The force required for extrusion is

A brass billet is to be extruded from its initial diameter of 100 mm t

1.	A brass billet is to be extruded from its initial diameter of 100 mm to a final diameter of 50 mm. The working temperature of 700 C and the extrusion constant is 250 MPa. The force required for extrusion is
A.	5.44 MN
B.	2.72 MN
C.	1.36 MN
D.	0.36 MN
Answer» C. 1.36 MN

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A brass billet is to be extruded from its initial diameter of 100 mm to a final diameter of 50 mm. The working temperature of 700 C and the extrusion constant is 250 MPa. The force required for extrusion is

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