The figure below shows a pulley system being used to raise a load.

      

The figure below shows a pulley system being used to raise a load.
Q13112220191208.png
This pulley system has an efficiency of 75%.
(i) Determine the velocity ratio of the system.
(ii) Determine the mechanical advantage of the pulley system.
(iii) Determine the effort required to raise a load of 240kg.
(iv) Determine the work done by a person using this machine in raising a load of 120kg through a vertical distance of 2.5m

  

Answers


Maurice
Q13112220191236.png
maurice.mutuku answered the question on November 22, 2019 at 09:17


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