Answer to Question #322969 in Mechanics | Relativity for andu

Mechanics | Relativity

Question #322969

A system of pulley has a velocity ratio of 15 and AMA of 8.Find

1. the effort

2. the work output

3. the work input

4. the efficiency

Expert's answer

$\eta=\frac{AMA}{r}=0.53=53\%.$

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