1.

In fig shows a system of four pulleys. The upper two puleys are fixed and the lower two are movable. (a) Draw a string around the pulleys.Also show the point of application and direction in which the effort E is applied. (b) What is the velocity ratio of the system ? (c) How are load and effort of the pulley system related ? (d) What assumption do you make in arriving at your answer in part (c) ?

Answer»

In fig shows a system of four pulleys. The upper two puleys are fixed and the lower two are movable.

(a) Draw a string around the pulleys.Also show the point of application and direction in which the effort E is applied.

(b) What is the velocity ratio of the system ?

(c) How are load and effort of the pulley system related ?

(d) What assumption do you make in arriving at your answer in part (c) ?



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