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Engineering Materials & Metallurgy Practice Test: Wear of Metals, Mechanical Properties and Testing
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Avg score: 69% • Most missed: “What is the relation of solubility and temperature for an age-hardening alloy?”

This quiz covers: Metals impact tests, fatigue tests, metals hardness and mechanical tests, protection against wear, age hardening, metal spraying and hard facing.
 

Engineering Materials & Metallurgy Practice Test: Wear of Metals, Mechanical Properties and Testing
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25 Questions

1. What is the relation of solubility and temperature for an age-hardening alloy?
2. What is the angle of indenter in Vicker’s hardness test?
3. What is the V-notch angle found on an impact testing machine?
4. Chromizing is carried out at a temperature of __________
5. What kind of stress does this graph show?

The specified fixed in the vise signifies a cantilever form
6. What is the depth of notch seen in impact testing methods?
7. Which of the following is not applicable to fatigue fracture?
8. What are the applications of chromium plating?
9. Which of the following can be used for hard coating applications?
10. __________ is used as a catalyst in siliconizing.
11. The indenter used in C-scale of Rockwell hardness test is named _________
12. The compressive test is done on which of the following materials?
13. Which of the following is not a Rockwell hardness scale?
14. How does the Vicker’s hardness test differ from Brinell’s?
15. Usage of ___________ for metallizing helps spray the metal powder in the correct place.
16. Which of the following is not a method of shear test?
17. Plasma is metal spraying can obtain temperatures up to ________
18. How does the amount of cobalt affect the wear of alloys?
19. What is the load that the Vickers hardness test can carry?
20. What kind of indenter is used in a Brinell test?
21. Fatigue of materials is characterized by ________ curve.
22. What is the hardness of a rhodium plate?
23. Which of the following is not a stage of the age-hardening process?
24. Carbon steels containing ________ carbon are easier to hard-face.
25. What is the ductility of age-hardened Al-4.5%Cu alloy?

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