Materials and Construction Which of the following is the most prone to atmospheric corrosion? Copper Iron Tin Silver Copper Iron Tin Silver ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The chlorinator used in the manufacture of DDT is made of Glass Glass lined steel Teflon Bakelite Glass Glass lined steel Teflon Bakelite ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The presence of impurities in iron Does not affect its melting point Makes it malleable Decreases its melting point Increases its melting point Does not affect its melting point Makes it malleable Decreases its melting point Increases its melting point ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Austenitic manganese steel used for making jaws of crushing machines contains about __________ percent manganese. 44179 3.5-4.5 1.5-2 44021 44179 3.5-4.5 1.5-2 44021 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The metals occuring at the lower most position in the electromotive series Are very brittle Resist corrosion very strongly Are heat insulators Do not resist corrosion Are very brittle Resist corrosion very strongly Are heat insulators Do not resist corrosion ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The heat treatment process to which castings and the steel balls produced by cold heading are subjected is Annealing Tempering Normalising None of these Annealing Tempering Normalising None of these ANSWER DOWNLOAD EXAMIANS APP
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