Engineering Materials Which of the following material has nearly zero coefficient of expansion? Stainless steel Invar High speed steel Heat resisting steel Stainless steel Invar High speed steel Heat resisting steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Phosphor bronze contains 1% phosphorous 0.5% of phosphorous None of these 2.5% phosphorous 1% phosphorous 0.5% of phosphorous None of these 2.5% phosphorous ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Ferromagnetic alpha iron exists in temperature range of Below 723°C 910 to 1440°C 1400 to 1539°C 770 to 910°C Below 723°C 910 to 1440°C 1400 to 1539°C 770 to 910°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pearlite consists of 13% carbon and 87% ferrite 13% cementite and 87% ferrite 13% ferrite and 87% cementite 6.67% carbon and 93.33% iron 13% carbon and 87% ferrite 13% cementite and 87% ferrite 13% ferrite and 87% cementite 6.67% carbon and 93.33% iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hardness of upper bainite (acicular structure) is about RC 80 RC 48 RC 57 RC 65 RC 80 RC 48 RC 57 RC 65 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials For a steel containing 0.8% carbon There can be any number of critical points There are two critical points There is only one critical point There is no critical point There can be any number of critical points There are two critical points There is only one critical point There is no critical point ANSWER DOWNLOAD EXAMIANS APP
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