Bundle: Automotive Technology: A Systems Approach, 6th + Online ASE Technician Test Preparation -Automotive Bi-Lingual Series (A6 - Electricity & ... Preparation -Automotive Bi-Lingual Series (A1
6th Edition
ISBN: 9781337217767
Author: Jack Erjavec, Rob Thompson
Publisher: Cengage Learning
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Chapter 39, Problem 7ASRQ
While inspecting a transaxie’s gears: Technician A says that wear on the back of the gear teeth is normal. Technician B says that it is normal for a reverse idler gear to have small chips on its engagement side. Who is correct?
a. Technician A only
b. Technician B only
c. Both A and B
d. Neither A nor B
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Problem 5. Disk D of the Geneva mechanism rotates with constant counterclockwise angular
velocity wD = 10 rad/s. At the instant when & = 150º, determine (a) the angular velocity of disk S,
and (b) the velocity of pin P relative to disk S. (c). the angular acceleration of S.
Disk S
R=50 mm
=135°
|1=√ER-
Disk D
Partial answers: Ō = -4.08 Â rad/s ā¸ = -233 k rad/s²
Problem 3. In the figure below, point A protrudes from link AB and slides in the rod OC. Rod
OC is rotating with angular velocity woc = 2 rad/s and aoc = 3 rad/s² in the directions shown.
Find the following, remembering to clearly define your axes and the rate of rotation of the frame.
a. The angular velocity of link AB and the velocity of A relative to rod OC.
m
(Answers: @AB is 2.9 rad/s CCW, rxy = .58! toward C)
S
b. The angular acceleration of link AB and the acceleration of A relative to rod OC.
Answers: αAB = 7.12 rad/s² CCW, r
= 6.3
m
ܐܨ
toward C.
B
C
A
30°
Фос
400 mm
OA=500 mm
doc
Problem 2.
6 m
30°
B
PROBLEM 15.164
At the instant shown the length of the boom AB is being decreased at the
constant rate of 0.2 m/s and the boom is being lowered at the constant rate of
0.08 rad/s. Determine (a) the velocity of Point B, (b) the acceleration of Point B.
Partial answer: a = −0.049î +0.009ĵ m/s²
Chapter 39 Solutions
Bundle: Automotive Technology: A Systems Approach, 6th + Online ASE Technician Test Preparation -Automotive Bi-Lingual Series (A6 - Electricity & ... Preparation -Automotive Bi-Lingual Series (A1
Ch. 39 - After draining gear oil from a transaxie, the...Ch. 39 - Prob. 2RQCh. 39 - Prob. 3RQCh. 39 - What tool is often required to remove gears and...Ch. 39 - When removing or installing bearings, where should...Ch. 39 - List five common sources for transmission fluid...Ch. 39 - True or False? Bearing noise increases under load...Ch. 39 - A rough, growling noise that is heard from a...Ch. 39 - A clicking noise during transrnission/transaxle...Ch. 39 - Worn teeth on a speed gear can cause_______. a....
Ch. 39 - Using a lubricant that is thicker than the...Ch. 39 - What should you do to properly identify the type...Ch. 39 - Prob. 13RQCh. 39 - List at least five items that are typically...Ch. 39 - A poorly adjusted shift linkage can cause which of...Ch. 39 - Technician A says that the transmission rear seal...Ch. 39 - A noise occurs in forward and reverse gears but...Ch. 39 - A rough, growling noise occurs when a vehicle with...Ch. 39 - A car jumps out of gear into neutral, particularly...Ch. 39 - While diagnosing a noise from a transmission:...Ch. 39 - Technician A says that broken or worn engine and...Ch. 39 - While inspecting a transaxies gears: Technician A...Ch. 39 - During a test drive, a noise that appears to be...Ch. 39 - While inspecting the synchronizers of a transaxle:...Ch. 39 - Technician A says that the proper fluid level for...
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