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General Lubrication Theory Overview Quiz – Final

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

General Lubrication Theory Overview Quiz – Final

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Question 1 of 10

1. Question

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

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

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

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

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

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

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

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

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

Define dN and Dn

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.

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