Question

7. A pulley system has a velocity ratio 3. Draw a
diagram showing the point of application and
direction of load (L), effort (E) and tension (T).
It lifts a load of 150 N by an effort of 60 N.
Calculate its mechanical advantage. Is the pulley
system ideal ? Give reason. Ans. M.A. = 25​

Answer 1

Answer:

25 is correct answer

Explanation:

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