Solution of task 9.1.5 from the collection of Kepe OE

Solution of task 9.1.5 from the collection of Kepe OE

9.1.5
The beam AD moves according to the equations xA = t2, yA = 0,? = Arcsin [2 / [4 + (3,5-t2) 2] 0.5]. Determine the abscissa of point A in the beam position, when its angle of rotation is? = 38 °. (Answer 0.940)

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