The pitch of the screw of a screw Jack is 0.5 cm. when used to raise a load, the handle turns through a circle of radius 40 cm.
Calculate:
1. The velocity ratio of the machine.
2. The mechanical advantage of its efficiency is 25%
3. What efforts should be applied to raise a load of 800 N with this machine? (take π = 3.14).?
In Physics
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Asked by e on 5th January, 2021
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