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Question

A machine has a mechanical advantage of 10. It used to lift a load of 200 kgf. Find the required effort.


  1. 60 kgf

  2. 90 kgf

  3. 20 kgf

  4. 30 kgf


Solution

The correct option is C

20 kgf


Mechanical advantage = 10

Load = 200 kgf

Mechanical Advantage=LoadEffort

 Effort=LoadMechanical Advantage=20010=20 kgf

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