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 Screw dislocation Solid solution hardening Strain ageing Twinning Screw dislocation Solid solution hardening Strain ageing ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Carbon percentage is the same in cast iron and Mild steel Pig iron High silicon (14%) iron Wrought iron Mild steel Pig iron High silicon (14%) iron Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A material capable of undergoing large permanent deformation, when subjected to compression is termed as Brittle None of these Ductile Malleable Brittle None of these Ductile Malleable ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Diamagnetic materials are magnetised In a direction opposite to that of the applied field With eddy currents only Only slightly Strongly In a direction opposite to that of the applied field With eddy currents only Only slightly Strongly ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead pipes are not safe for carrying drinking water because water containing dissolved oxygen attacks lead thereby forming poisonous Pb (OH)2. None of these Concentrated H₂SO₄ Dilute HCI Acetic acid None of these Concentrated H₂SO₄ Dilute HCI Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction An alloy of iron containing 4% carbon is called High carbon steel None of these Mild steel Wrought iron High carbon steel None of these Mild steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
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