Question
Asked Oct 24, 2019
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Problem 15.75
The 0.5-kg ball is fired from the tube at A with a velocity of v 5 m/s The coefficient of
restitution between the ball and the surface is e 0.8. Suppose that a = 2 m. (Figure 1)
Part A
Determine the height h after it bounces off the surface.
Express your answer to three significant figures and include the appropriate units.
п‑
НА
Value
h =
m
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Figure
1 of 1>
30
а
В
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Problem 15.75 The 0.5-kg ball is fired from the tube at A with a velocity of v 5 m/s The coefficient of restitution between the ball and the surface is e 0.8. Suppose that a = 2 m. (Figure 1) Part A Determine the height h after it bounces off the surface. Express your answer to three significant figures and include the appropriate units. п‑ НА Value h = m Request Answer Submit Provide Feedback Figure 1 of 1> 30 а В

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Expert Answer

Step 1

Consider the vertical motion from A to B.

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Step 2

Substituting the values gives

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(v2)5 sin 30)+2(-9.8) [2m-Om] =v39.25 -6.26m/s

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Step 3

The equation for the coeffici...

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By 0-1 0.8 6.26m/s-0 =5.008m/s By

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Science

Physics

Newtons Laws of Motion

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