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. Solid solution hardening Strain ageing Screw dislocation Twinning Solid solution hardening Strain ageing Screw dislocation Twinning ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The material of construction of bearings is Babbit metal Steel Cast iron Pig iron Babbit metal Steel Cast iron Pig iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Work hardening of a material Increases its ductility Decreases its ductility Does not affect its ductility Decreases its tensile strength Increases its ductility Decreases its ductility Does not affect its ductility Decreases its tensile strength ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following constituents of cast iron is mainly responsible for imparting it an anti-corrosive property? Phosphorus Silicon None of these Sulphur Phosphorus Silicon None of these Sulphur ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Wood is corroded by All of these Hydrochloric acid SO₂ (dry or wet) Chlorine (dry or wet) All of these Hydrochloric acid SO₂ (dry or wet) Chlorine (dry or wet) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is the softest material? Calcite Corrundum Flourite Quartz Calcite Corrundum Flourite Quartz ANSWER DOWNLOAD EXAMIANS APP
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