Automotive Technology: A Systems Approach (MindTap Course List)
6th Edition
ISBN: 9781133612315
Author: Jack Erjavec, Rob Thompson
Publisher: Cengage Learning
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Textbook Question
Chapter 8, Problem 17RQ
Which of the following statements about an oils viscosity is not true?
- The ability of oil to resist flow is its viscosity.
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I need answer within 20 minutes please please with my best wishes
Which of the following statements DOES NOT describe a fluid?
a.lt stays in a constant shape upon application of constant shear stress.
b.It has medium to negligible intermolecular attraction.
c.It takes the shape of its container.
d.It does not have a final deformed state.
Which of the following is TRUE regarding fluid viscosity?
a. An ideal fluid has infinite viscosity.
b.A fluid's kinematic viscosity on earth is the same as its kinematic viscosity on the moon.
c.A Newtonian fluid's viscosity is constant for any magnitude of shear stress.
d.Under constant shear stress, a fluid with higher viscosity has a higher rate of deformation.
Determine the pressure increase that must be applied to 400 L of gasoline (K=1.3GPa) to
reduce it to 370 L.
a.78.0 MPa
b.165 MPa
c.105.4 MPa
d.97.5 MPa
The pressure of air above an oil (s=0.80) surface in a closed tank is 120 kPa. The pressure 3
m below the oil surface in kPa is:
a.149.43
b.143.544
c.138.544
d.23.644
The rate of change of viscosity with temperature is known as viscosity index and high viscosity index means oil will remain the same over a wide range of temperatures,
Select one:
True
False
Chapter 8 Solutions
Automotive Technology: A Systems Approach (MindTap Course List)
Ch. 8 - Describe the information found in a VIN.Ch. 8 - Technician A stresses the need to follow the...Ch. 8 - Prob. 3RQCh. 8 - Prob. 4RQCh. 8 - True or False? Legally, an RO protects the shop...Ch. 8 - While examining the color of an engines coolant:...Ch. 8 - While checking the condition of a vehicles ATF:...Ch. 8 - Technician A says that if a drive belt does not...Ch. 8 - List five different types of oil rating systems.Ch. 8 - Technician A says that to accurately check brake...
Ch. 8 - Why should you wipe off the outside of a zerk...Ch. 8 - True or False? All engine coolants contain some...Ch. 8 - List at least five things that should be checked...Ch. 8 - True or False? If brake fluid is dark or brown...Ch. 8 - Which of the following statements about drive belt...Ch. 8 - Prob. 16RQCh. 8 - Which of the following statements about an oils...Ch. 8 - While discussing a vehicles maintenance program:...Ch. 8 - Which of the following is not a true statement...Ch. 8 - True or False? An oil with the classification of...Ch. 8 - While discussing the effects of overtorquing wheel...Ch. 8 - The most commonly used brake fluid in domestic...Ch. 8 - Which of the following greases are best suited for...Ch. 8 - While discussing the special preventive...Ch. 8 - How does a technician determine the proper...
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