Question

HILL COLLISION III My Notes You push a box of mass 24.3 kg with your car up to an icy hill slope of irregular shape to a height 5.5 m. The box has a speed 11 m/s when it starts up the hill, the same time that you brake. It then rises up to the top (with no friction) to a flat area before elastically colliding with a smaller box of mass 12 kg. The boxes then fall off a sheer cliff individually to the ground (with no drag). (a) How far from the cliff does the heavier box hit the ground? 1.30 m Correct: Your answer is correct. (b) What is the direction of motion of the heavier box as it hits the ground? V hat = -10.38 Incorrect: Your answer is incorrect. y hat + 10.38 Incorrect: Your answer is incorrect. ẑ (c) How far from the cliff does the lighter box hit the ground? 5.15 m Correct: Your answer is correct. (d) What is the direction of motion of the lighter box as it hits the ground? W hat = 10.38 Incorrect: Your answer is incorrect. y hat + 10.38 Incorrect: Your answer is incorrect. ẑ

Answer 1