AUTOMOTIVE TECHNOLOGY -W/MINDTAP ACCESS
7th Edition
ISBN: 9780357096789
Author: ERJAVEC
Publisher: CENGAGE L
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Textbook Question
Chapter 49, Problem 11SA
A 3-degree difference in the SAI angle on each side of the front suspension may cause a FWD vehicle to have increased during hard acceleration.
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A uniform rotor of length 0.6 m and diameter 0.4 m is made of steel (density 7810 kg/m³)
is supported by identical short bearings of stiffness 1 MN/m in the horizontal and vertical
directions. If the distance between the bearings is 0.7 m, determine the natural frequencies
and plot whirl speed map.
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find the laplace transform for the
flowing function
2(1-e)
Ans. F(s)=-
S
12)
k
0
Ans. F(s)=
k
s(1+e)
0 a
2a 3a 4a
13)
2+
Ans. F(s)=
1
s(1+e")
3
14) f(t)=1, 0
Find the solution of the following Differential Equations
Using Laplace Transforms
1) 4y+2y=0.
y(0)=2.
y'(0)=0.
2) y+w²y=0,
(0)=A,
y'(0)=B.
3) +2y-8y 0.
y(0)=1.
y'(0)-8.
4)-2-3y=0,
y(0)=1.
y'(0)=7.
5) y-ky'=0,
y(0)=2,
y'(0)=k.
6) y+ky'-2k²y=0,
y(0)=2,
y'(0) = 2k.
7) '+4y=0,
y(0)=2.8
8) y+y=17 sin(21),
y(0)=-1.
9) y-y-6y=0,
y(0)=6,
y'(0)=13.
10) y=0.
y(0)=4,
y' (0)=0.
11) -4y+4y-0,
y(0)=2.1.
y'(0)=3.9
12) y+2y'+2y=0,
y(0)=1,
y'(0)=-3.
13) +7y+12y=21e".
y(0)=3.5.
y'(0)=-10.
14) "+9y=10e".
y(0)=0,
y'(0)=0.
15) +3y+2.25y=91' +64.
y(0)=1.
y'(0) = 31.5
16)
-6y+5y-29 cos(2t).
y(0)=3.2,
y'(0)=6.2
17) y+2y+2y=0,
y(0)=0.
y'(0)=1.
18) y+2y+17y=0,
y(0)=0.
y'(0)=12.
19) y"-4y+5y=0,
y(0)=1,
y'(0)=2.
20) 9y-6y+y=0,
(0)-3,
y'(0)=1.
21) -2y+10y=0,
y(0)=3,
y'(0)=3.
22) 4y-4y+37y=0,
y(0)=3.
y'(0)=1.5
23) 4y-8y+5y=0,
y(0)=0,
y'(0)=1.
24)
++1.25y-0,
y(0)=1,
y'(0)=-0.5
25) y 2 cos(r).
y(0)=2.
y'(0) = 0.
26)
-4y+3y-0,
y(0)=3,
y(0) 7.
27) y+2y+y=e
y(0)=0.
y'(0)=0.
28) y+2y-3y=10sinh(27),
y(0)=0.
y'(0)=4.
29)…
Chapter 49 Solutions
AUTOMOTIVE TECHNOLOGY -W/MINDTAP ACCESS
Ch. 49 - Define camber.Ch. 49 - What tire wear pattern will result from excessive...Ch. 49 - What can be caused by excessive negative caster?Ch. 49 - Describe the difference between toe-in and...Ch. 49 - Describe thrust angle and why it is important foi...Ch. 49 - What can cause incorrect toe-out-on-turns?Ch. 49 - In what direction must the bottom of a tire and...Ch. 49 - What is scrub radius and why is it important?Ch. 49 - Prob. 9SACh. 49 - Describe how caster adjustment may be used to com...
Ch. 49 - A 3-degree difference in the SAI angle on each...Ch. 49 - Prob. 12SACh. 49 - Which of the following is a good definition of...Ch. 49 - Unequal SAI angles on the left and right sides of...Ch. 49 - While driving straight, a FWD car pulls to the...Ch. 49 - Technician A says that negative caster provides...Ch. 49 - Technician A says that the purpose of the steering...Ch. 49 - Technician A says that the presence of a thrust...Ch. 49 - Technician A says that camber changes as the...Ch. 49 - Technician A says that caster can be adjusted on...Ch. 49 - Technician A says that on FWD vehicles, the front...Ch. 49 - Technician A says that if caster at both wheels is...Ch. 49 - While discussing front-wheel caster: Technician A...Ch. 49 - While performing a prealignment inspection:...Ch. 49 - While performing a prealignment inspection:...
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