In extrusion of metals, which of the following statements...
In extrusion of metals, which of the following statements is true ?
speed of the extruded material is same as that of ram speed.
Redundant work is a function of the die angle.
Relative motion between the billet surface and the container wall is always present.
Hollow ram is used for indirect extrusion.
Correct answer is D
No explanation has been provided for this answer.
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