355_Dynamics 11ed Manual

355_Dynamics 11ed Manual - A as shown. Determine (a) the...

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Engineering Mechanics - Dynamics Chapter 15 Given: W B 5lb = W P 10 lb = g 32.2 ft s 2 = k 30 lb ft = d 5f t = e 0.6 = Solution: δ st W P k = v B1 2 gd = Guesses v B2 1 ft s = v P2 1 ft s δ 2f t = Given W B g v B1 W B g v B2 W P g v P2 + = ev B1 v P2 v B2 = 1 k δ st 2 1 2 W P g v P2 2 + 1 k δ 2 W P δδ st () = v B2 P2 δ Find v B2 v , δ , () = v B2 v P2 1.20 9.57 ft = δ 1.31 ft = Problem 15-77 A pitching machine throws the ball of weight M
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Unformatted text preview: A as shown. Determine (a) the velocity at which it strikes the wall at B , (b) the velocity at which it rebounds from the wall and (c) the distance d from the wall to where it strikes the ground at C . Given: M 0.5 kg = a 3 m = v A 10 m s = b 1.5 m = e 0.5 = 30 deg = g 9.81 m s 2 = 353...
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