Select the incorrect statement related to the effect of a small amount of carbon addition on mechanical properties of iron.
A. Ductile-Brittle-Transition-Temperature (DBTT) increases
B. Hardenability increases
C. Toughness increases
D. Yield point phenomenon occurs
Answer: Option C
Related Questions on Material Science in Metallurgy
A. creep
B. toughness
C. tensile strength
D. fatigue strength
Most important property of steels for use in automoblie bodies is
A. formability
B. yield strength
C. toughness
D. resilience
p-type semi-conductor can be obtained by doping silicon with
A. antimony
B. phosphorous
C. arsenic
D. boron
Liquid nitrogen containers can be made, from
A. ferritic stainless steel
B. HSLA steel
C. Titanium
D. Austenitic stainless steel
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