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General Lubrication Theory Overview Quiz

Posted on September 3, 2023 (September 4, 2023) by Michael Holloway

This quiz will serve as a baseline. When you finish, please go to your account and begin the next lesson.

General Lubrication Theory Overview Quiz

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Question 1 of 10

1. Question
1 point(s)

Whenever two solid surfaces interact, they experience a resistive force known as solid friction. There are two stages of solid friction; _________ and ___________.

Kinematic, Absolute

Kinetic, Static

Initiation, Termination

Resistance, Motion

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Question 2 of 10

2. Question
1 point(s)

What major factors affect friction?

Speed and Motion

Motion and Surface Roughness

Surface Roughness and Asperities

Time and Temperature

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Question 3 of 10

3. Question
1 point(s)

Film Thickness Ratio Lambda is defined as:

Typical Thickness / Burned-in Roughness

Broken-in Thickness / Surface Roughness

Original Thickness / Surface Roughness

Nominal Thickness / Surface Roughness

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Question 4 of 10

4. Question
1 point(s)

Lubricant viscosity compensates for ______ and ______ changes.

Load, Speed

Surface Roughness, Speed

Load, Surface Roughness

Temperature, Speed

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Question 5 of 10

5. Question
1 point(s)

According to a study performed by Rabinowicz, the four contributors to surface degradation identified are ____________, ____________, ____________, and ____________.

Corrosive Wear, Mechanical Wear by Adhesion, Mechanical Wear by Abrasion, Mechanical Wear by Fatigue

Corrosive Wear, Mechanical Wear by Ablation, Mechanical Wear by Adhesion, Mechanical Wear by Fatigue

Corrosive Wear, Mechanical Wear by Adhesion, Mechanical Wear by Abrasion, Mechanical Wear by Erosion

Corrosive Wear, Mechanical Wear by Adhesion, Mechanical Wear by 2-Surface Wear, Mechanical Wear by 3-Surface Wear

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Question 6 of 10

6. Question
1 point(s)

What are all the factors that influence the choice of choosing oil or grease to lubricate?

Temperature

Speed

Environment

Budget

Design

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Question 7 of 10

7. Question
1 point(s)

Viscosity is the measure of____________ and _______________.

fluid flow resistance and shear

absolute and kinematic behavior

energy input and fluid flow

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Question 8 of 10

8. Question
1 point(s)

Oil additives are classified into 3 classes: _____ , _______, and ______. (give examples)

This response will be awarded full points automatically, but it will be reviewed and possibly adjusted after submission.

Grading can be reviewed and adjusted.

Grading can be reviewed and adjusted.
Question 9 of 10

9. Question
1 point(s)

Provide examples of 5 synthetic base oils:

This response will be awarded full points automatically, but it will be reviewed and possibly adjusted after submission.

Grading can be reviewed and adjusted.

Grading can be reviewed and adjusted.
Question 10 of 10

10. Question
1 point(s)

Define dN and Dn

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Grading can be reviewed and adjusted.

Grading can be reviewed and adjusted.

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