A steel bar of the initial diameter of 20 mm is extruded with extrusio – McqOptions

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1.	A steel bar of the initial diameter of 20 mm is extruded with extrusion ratio of 8. Find the final diameter of the bar?
A.	10 mm
B.	7 mm
C.	15 mm
D.	100 mm
Answer» C. 15 mm

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