Materials and Construction The damage/deterioration of metals by the __________ action of fluids is called 'erosion'. Abrasive Corrosive Neither A nor B Both A & B Abrasive Corrosive Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The metals occuring at the lower most position in the electromotive series Do not resist corrosion Are very brittle Resist corrosion very strongly Are heat insulators Do not resist corrosion Are very brittle Resist corrosion very strongly Are heat insulators ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Chilled iron castings are Soft on surface Highly wear resistant None of these Easily machinable Soft on surface Highly wear resistant None of these Easily machinable ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction How many molecules per unit cell are there in a face centred cubic lettice? 8 6 2 4 8 6 2 4 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Among the tin containing alloys, __________ consumes the maximum amount of tin. Solder Bronzes Pewter matal White metal Solder Bronzes Pewter matal White metal ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The carbonating tower used in Solvay process of soda ash manufacture is made of Cast iron Karbate Lead lined steel Stainless steel Cast iron Karbate Lead lined steel Stainless steel ANSWER DOWNLOAD EXAMIANS APP
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