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OpenStudy (anonymous):
a) how much work did a mover do by pushing a 46.kg crate at constant speed for 10.3 meter on a level floor? Assuming the coefficient of crate on floor is 0.5. (b) how much work did the mover do by lifting it.
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OpenStudy (anonymous):
work = force \(\cdot\) distance
OpenStudy (anonymous):
only force you have to overcome is friction (assuming negligible air resistance). did you draw a picture?
OpenStudy (anonymous):
no i haven't drawn a pic of this yet
OpenStudy (anonymous):
|dw:1412703208338:dw|
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