2. (30 pts) A 2-kg ball moving horizontally with a speed of 4 m/s, as shown...
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2. (30 pts) A 2-kg ball moving horizontally with a speed of 4 m/s, as shown in the figure, hits the bottom of the rigid, slender 2.5-kg bar, which pivots about its top. If the coefficient of restitution is 0.7, determine the angular speed of the bar and the linear speed of the ball just after impact. 0 2. (30 pts) A 2-kg ball moving horizontally with a speed of 4 m/s, as shown in the figure, hits the bottom of the rigid, slender 2.5-kg bar, which pivots about its top. If the coefficient of restitution is 0.7, determine the angular speed of the bar and the linear speed of the ball just after impact. 0
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