ADDITIONAL PROBLEMS Question 5.3a: The figure shows a 3.80-kg box being released from rest to slide down a frictionless track of height h = 3.23 m. (Note this image is not to scale.) Initial State mv =0 m/s (a) Determine the following. (a) the speed of the box Vnottom at the bottom of the track m/s (b) its speed Vb) at a height of y = 1.25 m above the bottom of the track m/s
ADDITIONAL PROBLEMS Question 5.3a: The figure shows a 3.80-kg box being released from rest to slide down a frictionless track of height h = 3.23 m. (Note this image is not to scale.) Initial State mv =0 m/s (a) Determine the following. (a) the speed of the box Vnottom at the bottom of the track m/s (b) its speed Vb) at a height of y = 1.25 m above the bottom of the track m/s
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Transcribed Image Text:ADDITIONAL PROBLEMS
Question 5.3a:
The figure shows a 3.80-kg box being released from rest to slide down a frictionless track of height h = 3.23 m. (Note this image is not to scale.)
Initial State
m v =0 m/s
h
(b),
(a)
Determine the following.
(a) the speed of the box vnottom at the bottom of the track
m/s
(b) its speed vh at a height of y = 1.25 m above the bottom of the track
m/s
Question 5.3b:
A football is thrown from an initial height of 1.75 m above the ground. The football's initial velocity components are v = 6.10 m/s and v = 4.90 m/s.
Determine the football's maximum height above the ground. Ignore air resistance and any other nonconservative forces.
m
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