Asked by Shelin
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
A.0
B.1
C.40
D.21
Answers
Answered by
Henry
B. 1.
Answered by
cat
b. 1.
Answered by
joby
how do i show my work
Answered by
A Girl That Needs Help!!!!!!!
It is B I past my test with it!
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