Question

Oblique Impact: A 5-kg cannon ball is launched from a height ho = 15 m at a speed vo= 25 m/s and an angle of 30° at a target a distance dı away. It hits the bullseye which is located on a plane, as shown, 5 m above the ground. If the coefficient of restitution is e = 0.75, determine the velocity before impact, v1 , and the velocity after impact, v'1, also determine the distance the ball travels after the impact d2. Sm de

Answer 1

25mls х. Spead Vo 25mls Ln 2- Nouo. oe oeed to feodi te at cannoり bal! htts the bullseye

tai。s» ut+w.atr naotong 2 12.5mts 2 6-3. 375 secords 31315 insome 2161.87 (Ju68-7225 354-227 $24-9,016

18.814- 21.6万 tane -Vi- etan (0.SHTT) 白 4-110812. cannon 41,08n tane 2 4- ei er 36, 8696 Cannon 8 Comming at an 41 08n erocty belove Empact Vİ'E 2454-14 m/s

canor the anqte mada b sebound 65, lef 2 下 fnd i at which cannon touch The hogizontu distance v xt- q,042x451-31, 555m) distcume aftor impact -3.533m