Materials and Construction Duriron is Prone to breakage due to thermal expansion because of its very high co-efficient of thermal expansion Acid resistant, brittle and very hard High silicon iron All of these Prone to breakage due to thermal expansion because of its very high co-efficient of thermal expansion Acid resistant, brittle and very hard High silicon iron All of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The main constituent of carborundum is __________ carbide. Boron Silicon Calcium Aluminium Boron Silicon Calcium Aluminium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction In cold working of metal as compared to its hot working Appreciable strain hardening is produced Yield stress, hardness and fatigue strength is not at all affected Ductility and impact strength improves Cracks and blow holes are eliminated Appreciable strain hardening is produced Yield stress, hardness and fatigue strength is not at all affected Ductility and impact strength improves Cracks and blow holes are eliminated ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Creep is not exhibited at low temperature by Acrylics Rubber Plastics Lead Acrylics Rubber Plastics Lead ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction White metal is an alloy of Copper and lead Copper, tin and zinc Lead, tin and cadmium None of these Copper and lead Copper, tin and zinc Lead, tin and cadmium None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Tin vessels are corroded by Anhydrous ammonia Synthetic detergent solution Aromatic solvents None of these Anhydrous ammonia Synthetic detergent solution Aromatic solvents None of these ANSWER DOWNLOAD EXAMIANS APP