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SSC JE ME Quiz_Material Science Booster Quiz-7
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Question 1
For improving the strength of steel at elevated temperatures, which one of the following alloying element is used?
Question 2
Carbon steel is __________.
Question 3
The alloy element that if present in very small quantities improves the machinability of mild steels is
Question 4
‘Tempering’ of quenched martensite steel is necessary to improve the _________.
Question 5
According to Gibbs phase rule, the number of degrees of freedom of a eutectic point in a binary system is
Question 6
Resilience of a material becomes important when it is subjected to ________.
Question 7
A carbon steel having BHN 100 should have ultimate strength closer to
Question 8
Hardness of steel depends on __________.
Question 9
Match List I with List II and select the correct option.
Question 10
Under microscope ferrite appears as ________.
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Oct 31AE & JE Exams