Exercise: Engineering Materials

Questions for: Engineering Materials

Macro-structure of a material is, generally, examined by
A:
naked eye
B:
optical microscope
C:
metallurgical microscope
D:
X-ray techniques
Answer: A
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Ball bearings are, usually, made from
A:
low carbon steel
B:
high carbon steel
C:
medium carbon steel
D:
chrome steel
Answer: D
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The silicon steel is widely used for
A:
connecting rods
B:
cutting tools
C:
generators and transformers in the form of laminated cores
D:
motor car crankshafts
Answer: C
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Corrosion resistance of steel is increased by adding nickel and chromium.
A:
Agree
B:
Disagree
C:
D:
Answer: A
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Grey cast iron is __________ than white cast iron.
A:
softer
B:
harder
C:
D:
Answer: A
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