Materials and Construction Iron rust is Hydrated ferric oxide Ferric sulphide Ferrous oxide Powdered iron Hydrated ferric oxide Ferric sulphide Ferrous oxide Powdered iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following mechanical properties of a material is most structure insensitive? Tensile strength Percentage reduction of area Toughness Modulus of elasticity (young Tensile strength Percentage reduction of area Toughness Modulus of elasticity (young ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Very high sulphur in pig iron makes Its hard and machinable All of these Its casting unsound Its brittle and malleable Its hard and machinable All of these Its casting unsound Its brittle and malleable ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Steel pipes are normally manufactured by __________ process. Electroforming Extrusion Cold working Forging Electroforming Extrusion Cold working Forging ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The process of coating steel sheets by zinc to improve its corrosion resistance is called Zincification Tempering Calorising Galvanising Zincification Tempering Calorising Galvanising ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Atmospheric corrosion of metals result from their Slow dehydration Fast oxidation Fast hydration Slow oxidation Slow dehydration Fast oxidation Fast hydration Slow oxidation ANSWER DOWNLOAD EXAMIANS APP
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