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Question

To lift a load to the roof, you apply 21 N of force to a pulley. The pulley applies 21 N of force to the load. What is the mechanical advantage of the pulley?

A.0
B.1
C.40
D.21
11 years ago

Answers

Henry
B. 1.
11 years ago
cat
b. 1.
9 years ago
joby
how do i show my work
8 years ago
A Girl That Needs Help!!!!!!!
It is B I past my test with it!
6 years ago

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