Materials and Construction Silico-manganese steels (containing 0.7% Mn, 0.5% C and 2% Si) Is tempered at 850°C Do not have good resilience properties Do not require heat treatment for any of its applications Are used for leaf and coiled springs Is tempered at 850°C Do not have good resilience properties Do not require heat treatment for any of its applications Are used for leaf and coiled springs ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Phenol is not shipped in Galvanised or tin lined drums Nickel lined steel tank cars Boxed glass carboys Cast iron containers Galvanised or tin lined drums Nickel lined steel tank cars Boxed glass carboys Cast iron containers ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Silicone rubber is not resistant to the corrosive action of Sulphuric acid (95%) Both B and C Ether Sulphuric acid (10%) Sulphuric acid (95%) Both B and C Ether Sulphuric acid (10%) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A magnetic material becomes __________ above the Curie temperature. Ferromagnetic None of these Paramagnetic Diamagnetic Ferromagnetic None of these Paramagnetic Diamagnetic ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of cobalt in steel improves its Cutting ability Corrosion resistance Tensile strength None of these Cutting ability Corrosion resistance Tensile strength None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Brass tubes are used in the manufacture of tubes of evaporators used in sugar and salt industries, mainly because of its High corrosion resistance All of these High co-efficient of thermal expansion Low thermal conductivity High corrosion resistance All of these High co-efficient of thermal expansion Low thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
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