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Computer Science Fundamentals System Design Objective
May 15, 2013

In extrusion of metals, which of the following statement is true ?

Choose the correct answer:
A) Relative motion between the billet surface and the container wall is always present.
B) speed of the extruded material is same as that of ram speed.
C) Redundant work is a function of the die angle.
D) Hollow ram is used for indirect extrusion.
Detailed Explanation

Option D is correct.

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