Friday, October 10, 2014

In Fig. 3-28, a heavy piece of machinery is raised by sliding it a distance d = 12.5 m along a plank...

In Fig. 3-28, a heavy piece of machinery is raised by sliding it a distance d = 12.5 m along a plank oriented at angle θ = 20.0° to the horizontal. How far is it moved (a) vertically and (b) horizontally?

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