Materials and Construction Corrosion involves exchange of electrons in __________ corrosion. Chemical Neither A nor B Both A & B Electrochemical Chemical Neither A nor B Both A & B Electrochemical ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Hydrochloric acid is stored in a__vessel. Cast iron Rubber lined steel Stainless steel Lead lined steel Cast iron Rubber lined steel Stainless steel Lead lined steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which metal is protected by the layer of its own oxide? Aluminium Silver Calcium Iron Aluminium Silver Calcium Iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Stainless steel is not corroded by Nitric acid (10%) Saturated brine Sulphuric acid (10%) Hydrochloric acid (10%) Nitric acid (10%) Saturated brine Sulphuric acid (10%) Hydrochloric acid (10%) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Chrome vanadium steels usually contain 0.8 to 1.1% Cr, 0.25 to 0.35% C and < 0.25% V. Having poor fatigue resistance Used for making axle & shafts of aeroplanes, automobiles and locomotives Not helpful in producing cleaner steel due to oxidising action of vanadium Having poor toughness Having poor fatigue resistance Used for making axle & shafts of aeroplanes, automobiles and locomotives Not helpful in producing cleaner steel due to oxidising action of vanadium Having poor toughness ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A material no longer behaves elastically beyond Breaking load Elastic limit Limiting load Plastic limit Breaking load Elastic limit Limiting load Plastic limit ANSWER DOWNLOAD EXAMIANS APP
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