Engineering Materials Super conduction by metals is observed in the temperature range of Below 10°K Around 0°C Around 100°C Above 100°K Below 10°K Around 0°C Around 100°C Above 100°K ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Wrought iron Is a ductile material Cannot stand sudden and excessive shocks All of these Can be easily forged or welded Is a ductile material Cannot stand sudden and excessive shocks All of these Can be easily forged or welded ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Silicon when added to copper improves Hardness Hardness and strength Machinability Strength and ductility Hardness Hardness and strength Machinability Strength and ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Phosphor bronze contains 2.5% phosphorous 1% phosphorous None of these 0.5% of phosphorous 2.5% phosphorous 1% phosphorous None of these 0.5% of phosphorous ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Following elements have face-centered cubic structure Gamma iron (910° to 1400°C), Cu, Ag, Au, Al, Ni, Pb, Pt Mg, Zn, Ti, Zr, Br, Cd All of these A iron (below 910°C and between 1400 to 1539°C), W Gamma iron (910° to 1400°C), Cu, Ag, Au, Al, Ni, Pb, Pt Mg, Zn, Ti, Zr, Br, Cd All of these A iron (below 910°C and between 1400 to 1539°C), W ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following constituents of steels is softest and least strong? Cementite Ferrite Pearlite Austenite Cementite Ferrite Pearlite Austenite ANSWER DOWNLOAD EXAMIANS APP
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