Mechanical Engineering - Engineering Materials

41.
The stiffness is the ability of a material to resist deformation under stress.
True
False
Answer: Option
Explanation:
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42.
The acidic bessemer process is suitable for producing steel from pig iron containing large quantities of phosphorus.
Correct
Incorrect
Answer: Option
Explanation:
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43.
In low carbon steels, presence of small quantities of sulphur improves
weldability
formability
machinability
hardenability
Answer: Option
Explanation:
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44.
Cast iron is used in those parts which are subjected to shocks.
Correct
Incorrect
Answer: Option
Explanation:
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45.
The aluminium alloy made by melting aluminium with 2 to 10% magnesium and 1.75% copper is called
duralumin
Y-alloy
magnalium
hindalium
Answer: Option
Explanation:
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