lopez9156 lopez9156

11-03-2024
Physics

contestada

A square threaded screw is used to lift a load W by applying a force F. Efficiency of square threaded screw is expressed as
A. The ratio of work done by W per revolution to work done by F per revolution
B. W/F
C. F/W
D. The ratio of work done by F per revolution to work done by W per revolution

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