Materials and Construction Tank furnace used for melting of glass is made of Mild steel Stainless steel Cast iron Refractory blocks Mild steel Stainless steel Cast iron Refractory blocks ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The high expansion metal normally used in the bimetallic thermometer is __________ temperature measurement. Brass for low Both A & B Aluminium for all Nickel alloys for high Brass for low Both A & B Aluminium for all Nickel alloys for high ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Work hardening of a material Increases its ductility Does not affect its ductility Decreases its ductility Decreases its tensile strength Increases its ductility Does not affect its ductility Decreases its ductility Decreases its tensile strength ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Nickel as a material of construction Has a body centred cubic (bcc) crystal lattice structure Is paramagnetic below 415° C (its Curie temperature) Dimagnetic Is used as an alloying element for both ferrous & non-ferrous alloys Has a body centred cubic (bcc) crystal lattice structure Is paramagnetic below 415° C (its Curie temperature) Dimagnetic Is used as an alloying element for both ferrous & non-ferrous alloys ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following finds the least commercial use? Pure iron High silicon iron Low carbon steel High carbon steel Pure iron High silicon iron Low carbon steel High carbon steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Molybdenum steels containing 0.15 to 0.40% molybdenum Do not contain nickel or chromium or both Have very poor fatigue resistance Are used for automobile parts like gears, axle, shaft, bearings etc Are prone to temper brittleness Do not contain nickel or chromium or both Have very poor fatigue resistance Are used for automobile parts like gears, axle, shaft, bearings etc Are prone to temper brittleness ANSWER DOWNLOAD EXAMIANS APP
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