Materials and Construction Chilled iron castings are Easily machinable Soft on surface Highly wear resistant None of these Easily machinable Soft on surface Highly wear resistant None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A hardness depth of about 3 mm can be achieved by induction hardness in __________ seconds. 5 500 100 250 5 500 100 250 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Galvanising (i.e., zinc coating) of steel sheets is done to Both A & B Prevent its rusting by contact with corrosive atmosphere Neither A nor B Protect the base metal by cathodic protection Both A & B Prevent its rusting by contact with corrosive atmosphere Neither A nor B Protect the base metal by cathodic protection ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Tin vessels are corroded by None of these Anhydrous ammonia Aromatic solvents Synthetic detergent solution None of these Anhydrous ammonia Aromatic solvents Synthetic detergent solution ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Specify the material of construction suitable for handling concentrated HNO₃ at 100°C. Stainless steel High silicon iron, Kel-F and teflon Silicone rubber Tin and wood Stainless steel High silicon iron, Kel-F and teflon Silicone rubber Tin and wood ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Carbon percentage is the same in cast iron and Mild steel Pig iron Wrought iron High silicon (14%) iron Mild steel Pig iron Wrought iron High silicon (14%) iron ANSWER DOWNLOAD EXAMIANS APP
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