Materials and Construction Urea autoclave is made of Lead lined steel Cast iron Refractory blocks Stainless steel Lead lined steel Cast iron Refractory blocks Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ is a donor impurity for semi-conductors. Boron None of these Gallium Antimony Boron None of these Gallium Antimony ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The temperature at which new grains are formed in the metal is called the __________ temperature. Eutectic Upper critical Lower critical Recrystallisation Eutectic Upper critical Lower critical Recrystallisation ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Hydrochloric acid absorber in made of Cast iron Stainless steel Karbate Mild steel Cast iron Stainless steel Karbate Mild steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ of a material results, when its strength is increased & ductility is decreased by heating at a relatively lower temperature after cold working. Twinning Solid solution hardening Screw dislocation Strain ageing Twinning Solid solution hardening Screw dislocation Strain ageing ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is the most widely used insulating material for steam carray-ing pipelines? Vermiculite Glass wool and 85% magnesia Slag wool Ceramic fibre blanket Vermiculite Glass wool and 85% magnesia Slag wool Ceramic fibre blanket ANSWER DOWNLOAD EXAMIANS APP
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