Question

The stroke of a shaping machine is 250 mm. It makes 30 double strokes per minute. The overall average speed of operation is

a.

3.75 m/min

b.

5 m/min

c.

7.5 m/min

d.

15 m/min

Posted under Mechanical Engineering

Answer: (c).7.5 m/min

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Q. The stroke of a shaping machine is 250 mm. It makes 30 double strokes per minute. The overall average speed of operation is

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