Automotive Technology (Custom)
6th Edition
ISBN: 9781337495356
Author: ERJAVEC
Publisher: Cengage
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Chapter 38, Problem 10ASRQ
While discussing shift
a. Technician A only
b. Technician B only
c. Both A and B
d. Neither A nor B
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Ex. The cantilever beam shown us, made ofrem steel with = 552 MPa
is
,
ut
subjected to fully reversed load. Neglect shear stress
effect, estimate wheather the beam is safe or not safe at N= lo cycles
9
The beam is machined surface and the operating temp. is 100C.
A
F
200
a=0
N
-200
N
1
L= 10cm
D
time
764
Yze.25 Gm
L
D= 1.3 cm
d = 1 cm
b= 1 cm
-momend
diagram
AA
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at the root of the cantilever, the bending moment is max.
factor
Ex. Repeat Ex. in page (24), with fluctuating load as shown
below. By = 46242,041 = 552 MPa. Find the safety
(NF) using Modified -Goodman, Gerber, and soderberg criterias
F(N).
....400
time
Example
The bar Shown Is.
subsected to combined loadings as
follows:
P = = 20.KN
F = 0 to 2 KN
T= 0-5 KN.m
The bar material has Se=400 mpa and out = 1379 MPa, Yiu= 1000 mpa
Find the factor of safety, neglect the transverse Shear-
Sol
I load analysis
ар
F
T
Par
= 20 KN
(axial load-
Pmim =
-20 KN
fully reversed
dynamic)
Emark 2km
=
Fmim
= 0
N
(bending loading -dynamic)
Repeated
D=20mm
d=15
mm
r=5mm
L=
=250mm
PL
120.8
Paie
An extrusion operation produces the cross section shown in the figure below from
a billet whose diameter = 100 mm The flow curve for the billet is define by σ = 160 €0.18.
Determine extrusion force when (300,200 and 100) mm length remaining in the container.
and bl
Chapter 38 Solutions
Automotive Technology (Custom)
Ch. 38 - What determines whether a conventional...Ch. 38 - Name the three drive configurations that a gearset...Ch. 38 - True or False? A reverse idler gear changes the...Ch. 38 - Define the purpose of the final drive gears.Ch. 38 - Explain the role of shift rails and shift forks in...Ch. 38 - True or False? In most transmissions and...Ch. 38 - The number of gear teeth per unit of measurement...Ch. 38 - Which of the following gear ratios indicates an...Ch. 38 - Which type of gear develops gear whine at high...Ch. 38 - When an idler gear is placed between the driving...
Ch. 38 - The component used to ensure that the mainshaft...Ch. 38 - In a transaxle, the pinion gear on the pinion...Ch. 38 - True or False? The cone on a synchronizers...Ch. 38 - Which of the following gear ratios provides the...Ch. 38 - What does a shift blocking system do, and how does...Ch. 38 - Technician A says that most transaxles have a...Ch. 38 - While discussing the various types of...Ch. 38 - Technician A says that the countergear or cluster...Ch. 38 - Technician A says that reverse lamp switches are...Ch. 38 - Technician A says that if a single idler gear is...Ch. 38 - Technician A says that in a conventional...Ch. 38 - While discussing the power flow through a...Ch. 38 - Prob. 8ASRQCh. 38 - Prob. 9ASRQCh. 38 - While discussing shift mechanisms: Technician A...
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