The figure shows a 3.80-kg box being released from rest to slide down a frictionless track of height = 2.60 m. (Note this image is not to scale.) Initial State Determine the following. -0m/s (a) (a) the speed of the box bottom at the bottom of the track m/s (b) its speed Vat a height of y= 1.20 m above the bottom of the track m/s Question 5.3b: yi A football is thrown from an initial height of 1.75 m above the ground. The football's initial velocity components are v- 6.65 m/s and v Determine the football's maximum height above the ground. Ignore air resistance and any other nonconservative forces. - 5.20 m/s.
The figure shows a 3.80-kg box being released from rest to slide down a frictionless track of height = 2.60 m. (Note this image is not to scale.) Initial State Determine the following. -0m/s (a) (a) the speed of the box bottom at the bottom of the track m/s (b) its speed Vat a height of y= 1.20 m above the bottom of the track m/s Question 5.3b: yi A football is thrown from an initial height of 1.75 m above the ground. The football's initial velocity components are v- 6.65 m/s and v Determine the football's maximum height above the ground. Ignore air resistance and any other nonconservative forces. - 5.20 m/s.
University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter8: Potential Energy And Conservation Of Energy
Section: Chapter Questions
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Transcribed Image Text:The figure shows a 3.80-kg box being released from rest to slide down a frictionless track of heighth = 2.60 m. (Note this image is not to scale.)
Initial State
m=0m/s
Determine the following.
(a)
m
(b),
(a) the speed of the box bottom at the bottom of the track
m/s
Q
(b) its speed V(b) at a height of y = 1.20 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= 6.65 m/s and v= 5.20 m/s.
Determine the football's maximum height above the ground. Ignore air resistance and any other nonconservative forces.
m
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