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Engineering Materials & Metallurgy Practice Test: Materials, Foundry & Powder Metallurgy
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This quiz covers: Pattern and mold making, casting processes, sintering, compacting, pig iron and its manufacturing, metal composition testing and materials inspection.

Engineering Materials & Metallurgy Practice Test: Materials, Foundry & Powder Metallurgy
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25 Questions

1. _________ is the process done to reduce the void space in the sintered part.
2. The smelting zone of the furnace is called as _________
3. In powder metallurgy, how is the powder for brittle materials prepared?
4. Which of the following holds true for gamma-ray radiography as compared to x-ray radiography?
5. What is the maximum allowable amount of moisture on wood?
6. Centrifugal casting is used for making _________
7. For a concentration of about 0.0001 to 2%, which method of analysis is used?
8. The size of pig iron is _________ (in inches).
9. What makes the molding sand refractory?
10. Chilled castings are made by using _________
11. How much manganese does ferromanganese contain?
12. __________ additives improve the permeability of the molds.
13. Phenolic resin and fine dry silica are mixed with ________ for shell mold casting.
14. A ___________ is used to measure the blackness of lines in a spectrograph.
15. What is the disadvantage of wet analysis?
16. What is the disadvantage of atomization?
17. Which of the following is not a constituent of molding sand?
18. The molten wax in investment casting is at a pressure of _______
19. Why is sulfur in pig iron kept low?
20. Lost wax process is used for making items of ___________
21. Why is split pattern preferred over solid pattern?
22. In gravity compaction, the die is made of _________
23. What is the typical machining allowance for aluminum?
24. How much clay does loam sand contain?
25. What kind of allowance is seen in this figure?
Shrinkage allowance represented in the figure

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