2a sample final soln-pg 3

# 2a sample final soln-pg 3 - ON 3 3 5 A 55 kg skateboarder...

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Unformatted text preview: ON 3 3 5. A 55 kg skateboarder enters a ramp moving horizontally with a speed of 6.5 m/s, and leaves the ramp moving vertically with a speed of 4-1 mfs. Find the height of the- ramp assuming there is no friction. Cm) (15 pts) M M” W“ Kﬁ—F/Z» KEJAUL _ _~ Fingf 3” Diff/(3)1" D h: :3in 21km; “4* ‘25 semiﬁ- he» l.’3>0w\ 6. Car A with a mass of 2000 kg is traveling east at 10 m/s and collides at an intersection with Car B having a mass of 2500 kg traveling north at 15 m/S. If the two cars stick together what is the Final speed of these two cars and their direction (angle relative to the east) (1;? pts) ...
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