Materials and Construction Iron rust is Ferric sulphide Hydrated ferric oxide Ferrous oxide Powdered iron Ferric sulphide Hydrated ferric oxide Ferrous oxide Powdered iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction 'Age hardening' of duralumin is due to Copper Neither A nor B Both A & B Magnesium Copper Neither A nor B Both A & B Magnesium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead Is the lightest metal in common use Can not be work hardened Is the hardest metal in common use Can not be scratched by finger nails Is the lightest metal in common use Can not be work hardened Is the hardest metal in common use Can not be scratched by finger nails ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Shock resisting steels should possess high Hardness Toughness Wear resistance Tensile strength Hardness Toughness Wear resistance Tensile strength ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Urea autoclave is made of Cast iron Refractory blocks Lead lined steel Stainless steel Cast iron Refractory blocks Lead lined steel Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction High resistance electrical heating elements/wire are not made of Nichrome Kanthal wire Nimonic alloys Marageing steel Nichrome Kanthal wire Nimonic alloys Marageing steel ANSWER DOWNLOAD EXAMIANS APP
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