Engineering Materials Preheating is essential in welding All of these High speed steel All nonferrous materials Cast iron All of these High speed steel All nonferrous materials Cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A small percentage of boron is added to steel in order to Reduce machinability Increase hardenability Increase endurance strength Increase wear resistance Reduce machinability Increase hardenability Increase endurance strength Increase wear resistance ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Silicon when added to copper improves Hardness and strength Hardness Machinability Strength and ductility Hardness and strength Hardness Machinability Strength and ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material in which the atoms are arranged regularly in some directions but not in others, is called None of these Mesomorphous material Crystalline material Amorphous material None of these Mesomorphous material Crystalline material Amorphous material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The percentage carbon content in wrought iron is about 0.02 2 0.4 0.1 0.02 2 0.4 0.1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following pipes is least corrosion resistant? Cast iron Wrought iron Mild steel Brass Cast iron Wrought iron Mild steel Brass ANSWER DOWNLOAD EXAMIANS APP
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