The screw of a copying press has 2 threads to the cm, and the diameter of the wheel to which the effort is applied is 0.5 m. If the efficiency is 40%, what effort will be required to produce a force of 31.4 kN on the plate?

The screw of a copying press has 2 threads to the cm, and the diameter of the wheel to which the effort is applied is 0.5 m. If the efficiency is 40%, what effort will be required to produce a force of 31.4 kN on the plate?

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter10: Work, Energy And Machines

Section: Chapter Questions

Problem 68A

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