Amball - 3 kg cannonball and is shot with an initial velocity of A at an angle 0₁. The cannonball bounces off the ground at point B. The coefficient of restitution between the ball and ground is e = 0.2. Ignore air resistance. Hint: 1. Assume the ground is so large that it will not move. Values for the figure are given in the following table. Note the figure may not be to scale. Variable Value 70 VA m h= VA d₁ 1.5 m 0₁ 22 degrees For all velocities, include negatives for direction if appropriate. a. Determine the y-component of the velocity of the cannonball right before it hits the ground, (VB)₁ b. Determine the y-component of the velocity of the cannonball right after it hits the ground, (VB) c. Determine the max height the cannonball reaches after it hits the ground, h. E B Round your final answers to 3 significant digits/figures. (VBy)₁- (VBy)₂- m m

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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A mball = 3 kg cannonball and is shot with an initial velocity of A at an angle 0₁. The cannonball bounces
off the ground at point B. The coefficient of restitution between the ball and ground is e = 0.2. Ignore air
resistance.
Hint:
1. Assume the ground is so large that it will not move.
A
VA
d₁
0₁
70
h=
Values for the figure are given in the following table. Note the figure may not be to scale.
Variable
Value
VA
m
S
1.5 m
22 degrees
For all velocities, include negatives for direction if appropriate.
m
a. Determine the y-component of the velocity of the cannonball right before it hits the ground, (VBy) ₁
b. Determine the y-component of the velocity of the cannonball right after it hits the ground, (VBy)ą.
c. Determine the max height the cannonball reaches after it hits the ground, h.
Round your final answers to 3 significant digits/figures.
(VBy)₁ =
(VBy)2 =
●
m
B
S
m
S
h
Transcribed Image Text:A mball = 3 kg cannonball and is shot with an initial velocity of A at an angle 0₁. The cannonball bounces off the ground at point B. The coefficient of restitution between the ball and ground is e = 0.2. Ignore air resistance. Hint: 1. Assume the ground is so large that it will not move. A VA d₁ 0₁ 70 h= Values for the figure are given in the following table. Note the figure may not be to scale. Variable Value VA m S 1.5 m 22 degrees For all velocities, include negatives for direction if appropriate. m a. Determine the y-component of the velocity of the cannonball right before it hits the ground, (VBy) ₁ b. Determine the y-component of the velocity of the cannonball right after it hits the ground, (VBy)ą. c. Determine the max height the cannonball reaches after it hits the ground, h. Round your final answers to 3 significant digits/figures. (VBy)₁ = (VBy)2 = ● m B S m S h
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