Material & Manufacturing Science Quiz Test
7 Questions
| Total Attempts: 155
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Questions and Answers
- 1.Decreasing grain size in a polycrystalline material
- A.
Increases yield strength and corrosion resistance
- B.
Decreases yield strength and corrosion resistance
- C.
Increases yield strength but decreases corrosion resistence
- D.
Decreases yield strength but increases corrosion resistance
- 2.The blade of powder saw is made of
- A.
Boron steel
- B.
High speed steel
- C.
Stainless steel
- D.
Malleable cast iron
- 3.Quartz is the types of material
- A.
Ferroeelectric material
- B.
Ferromagnetic material
- C.
Piezo electric material
- D.
Diamagnectic material
- 4.Babbit lining is used on brass/bronze bearing to.
- A.
Increasing bearing resistence
- B.
Increase compressive strength
- C.
Provide any friction properties
- D.
Increase wear resistance
- 5.In low carbon steel, presence of small quantities of sulpher improves.
- A.
Weldability
- B.
Formability
- C.
Machinability
- D.
Hardenability
- 6.Euteactoid reaction occurs at.
- A.
6000 centigrade
- B.
723 centigrade
- C.
1147 centigrade
- D.
1493 centigrade
- 7.Type question here
- A.
Answer option 1
- B.
Answer option 2
- C.
Answer option 3
- D.
Answer option 4
Questions: 10 | Attempts: 1287 | Last updated: Jun 9, 2020
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