Percy pulls on a rope that is held up by a pulley, like the one shown. the pulley is near the ceiling, and the other end of the rope is attached to a crate. percy applies 75 n of force to the rope, and the rope lifts the crate by applying a force of 75 n.
what is the mechanical advantage of the machine?
a. 0
b. 1
c. 150
d. 5625
Answers: 1
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Percy pulls on a rope that is held up by a pulley, like the one shown. the pulley is near the ceilin...
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