Materials and Construction Karbate is An acid resistant material Both B and C Carbon impregnated with resin (usually bakelite) A mixture of iron dust and saw dust An acid resistant material Both B and C Carbon impregnated with resin (usually bakelite) A mixture of iron dust and saw dust ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The process of coating steel sheets by zinc to improve its corrosion resistance is called Calorising Galvanising Zincification Tempering Calorising Galvanising Zincification Tempering ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction High resistance electrical heating elements/wire are not made of Nichrome Marageing steel Nimonic alloys Kanthal wire Nichrome Marageing steel Nimonic alloys Kanthal wire ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is produced by condensation polymerisation? Polystyrene Poly vinyl chloride Bakelite Polythene Polystyrene Poly vinyl chloride Bakelite Polythene ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction When the steel is subjected to normalising, its __________ decreases. None of these Yield point Ultimate tensile strength (UTS) Ductility None of these Yield point Ultimate tensile strength (UTS) Ductility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following has the poorest wel-dability? High-carbon steel Low carbon steel Wrought iron Mild steel High-carbon steel Low carbon steel Wrought iron Mild steel ANSWER DOWNLOAD EXAMIANS APP
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