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IHS
I need help setting this problem up. A force of 36lb is required to hold a 70lb toolbox on an incline. What angle does the incline make with the horizontal?
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Answered by
Damon
need to know mu, friction coef
if there is no friction, let mu = 0
F - mu (70) cos A = (70) sin A
if mu is zero then
F = 90 sin A
so
sin A = 36/90
Answered by
IHS
I got an answer of 23 degree. Is that what you got?
p.s thank you for helping me.
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