Friday
August 28, 2015

Homework Help: Theory of machine

Posted by Dhilsath on Wednesday, August 1, 2012 at 5:10am.

A punching machine carries out 5 holes per minute. Each hole of 30 mm dia in 40 mm thick plate requires 10 NM of energy per mm^2 of the sheared area. The punch has a stroke of 90 mm. find the power of the motor required if the mean speed of the flywheel if 20 m/s. If the total fluctuation of speed is not to exceed 2% of the mean speed. Determine the mass of the flywheel?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Members