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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Types of Wear and Pin on Disc

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1. Which type of wear occurs due to the relative motion and interaction between two solid surfaces?

a: Adhesive wear Explanation

Explanation

b: Abrasive wear Explanation

Explanation

c: Fatigue wear Explanation

Explanation

d: Erosive wear Explanation

Explanation

2. What is the primary mechanism of wear in adhesive wear?

a: Material fatigue and crack propagation Explanation

Explanation

b: Surface deformation and material transfer between surfaces Explanation

Explanation

c: Hard particles or foreign objects causing surface damage Explanation

Explanation

d: High-velocity particle impact on a surface Explanation

Explanation

3. In the pin-on-disc wear measurement method, the wear of a material is assessed by:

a: Measuring the density of material Explanation

Explanation

b: Determining the volume of material removed from the pin Explanation

Explanation

c: Analyzing the surface roughness of the disc Explanation

Explanation

d: Monitoring the temperature increase during the test Explanation

Explanation

4. The pin-on-disc wear test is commonly used to evaluate:

a: Hardness of the pin material Explanation

Explanation

b: Fatigue strength of the disc material Explanation

Explanation

c: Wear resistance of materials under sliding contact Explanation

Explanation

d: Tensile strength of the pin and disc materials Explanation

Explanation

5. What is the primary cause of abrasive wear?

a: Material fatigue and crack propagation Explanation

Explanation

b: Surface deformation and material transfer between surfaces Explanation

Explanation

c: High-velocity particle impact on a surface Explanation

Explanation

d: Hard particles or foreign objects causing surface damage Explanation

Explanation

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