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Mechanical Engg: Engineering Materials and Manufacturing Quiz 4
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The example of solid solution is:
Which is correct in case of eutectic alloy?
Metal disc blank having 50 mm diameter is punched from a sheet of 10 mm thickness with die clearance as 5% in a blanking operation. What will be the punch diameter?
In a shaping process, the number of double strokes per minutes is 45 and the quick return ratio is 0.8. If the length of the stroke is 300 mm, the average cutting velocity (in m/min) ___________.
With a solidification factor of 0.97 × 106 s/m2, the solidification time (in seconds) for a spherical casting of 200 mm diameter is ________.
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