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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. Why is sulfur in pig iron kept low?
2. Which of the following holds true for gamma-ray radiography as compared to x-ray radiography?
3. Phenolic resin and fine dry silica are mixed with ________ for shell mold casting.
4. Which pattern is demonstrated in the following figure?

The given figure illustrates a split pattern type in pattern making process
5. A match plate is made of _________
6. What makes the molding sand refractory?
7. A ___________ is used to measure the blackness of lines in a spectrograph.
8. What is the typical machining allowance for aluminum?
9. How much carbon does pig iron contain?
10. How much water does natural sand require?
11. Why is split pattern preferred over solid pattern?
12. What is the disadvantage of wet analysis?
13. Chilled castings are made by using _________
14. Impregnation of sintered parts is usually done for _________
15. Which of these is a refractory powder used in ceramic mold casting?
16. What is the maximum allowable amount of moisture on wood?
17. What is the disadvantage of atomization?
18. The molding sand in moist state is named as __________
19. Centrifugal casting is used for making _________
20. Electrolysis usually used for materials like _________
21. What is used as the source of rays for radiography?
22. Why are Kaolinite and Bentonite used as clay in molding sand?
23. _____________ is a flux used in iron smelting.
24. In gravity compaction, the die is made of _________
25. How much manganese does ferromanganese contain?

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