Materials and Construction Generally __________ are subjected to galvanising (i.e., zinc coating). Low carbon steels Non-ferrous metals Stainless steel Non-metals Low carbon steels Non-ferrous metals Stainless steel Non-metals ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Most suitable material for high pressure vessel operating at 500 atm. and 500° C is Mild steel 18/8 stainless steel High silicon iron (14% Si) Molybdenum stainless steel Mild steel 18/8 stainless steel High silicon iron (14% Si) Molybdenum stainless steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The main purpose of galvanising iron sheets is to Prevent the action of water Increase its glossiness and lustre Prevent the action of oxygen Harden the surface Prevent the action of water Increase its glossiness and lustre Prevent the action of oxygen Harden the surface ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Graphite is corroded by None of these Sea water Hydrochloric acid Sulphuric acid (10%) None of these Sea water Hydrochloric acid Sulphuric acid (10%) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Plastics are Non-biodegradable Not suitable for drainage pipe manufacture Used in very high temperature applications All of these Non-biodegradable Not suitable for drainage pipe manufacture Used in very high temperature applications All of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Wrought iron is High carbon iron Highly resistance to acid corrosion Malleable & ductile; and hence is used for chain links, hooks & couplings An alloy of iron, chromium & carbon High carbon iron Highly resistance to acid corrosion Malleable & ductile; and hence is used for chain links, hooks & couplings An alloy of iron, chromium & carbon ANSWER DOWNLOAD EXAMIANS APP
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