B A A 145° 1.5 m e C! 30 m Using a slingshot, the boy fires...

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B A A 145° 1.5 m e C! 30 m Using a slingshot, the boy fires the 100 g marble at the concrete wall, striking it at B. The coef

Case 2: if va= 30 m/s; 0 = 45° (20 points)

a) Using theoretical methods to determine the velocity of the marble right before impact vb and its rebound velocity, v’B, th Hint: To create the wall, make a square and rotate it to a specific angle. Then use cutting tool to make a wedge. Next, move

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Answer 1

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Lyinen, m= 100 g eso.s VB Woche (в VA= 30m/s. A 145 sol? 20 1.51 30m (VA) = VALO45 3oxta = 21213 m/s. (VA)y = VA Sinks = 30x/ Ve = Jevél ² + (Vély? Vo = √ (10.6065)² + (3.67055 = 11.223 m/s Vé) X Also, 70.911 o = ton (Voly Please Please Please like like like

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Problem 15.78 Using a slingshot, the boy fires the 0.3 lb marble at the concrete wall....

A boy fires the 0.2-lb marble at the wall striking it at B. h 5ft, 0o 45°, and d 75 ft. a) Plot t...

B A A 145° 1.5 m e C! 30 m Using a slingshot, the boy fires...

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Problem 15.78 Using a slingshot, the boy fires the 0.3 lb marble at the concrete wall....

A boy fires the 0.2-lb marble at the wall striking it at B. h 5ft, 0o 45°, and d 75 ft. a) Plot t...

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B A A 145° 1.5 m e C! 30 m Using a slingshot, the boy fires...