How far base of plateau if angle of elevation is given
You are going toward the plateau 70 m high. If angle of elevation to top of plateau is 25 degrees, how far are you from base of plateau?
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The coefficients of friction among A and the incline are μs = .56 and μk = .25. Angle θ is 40 degrees. Assume that the positive direction of an x axis be up the incline. In unit-vector notation, find out the acceleration of A when A is
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