Materials and Construction Titanium metal Exists in three allotropic forms Can not be welded None of these Is used in oceanographic and space exploration applications Exists in three allotropic forms Can not be welded None of these Is used in oceanographic and space exploration applications ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is universally employed as the low expansion metal in the bimetallic thermometer, which is an iron-nickel alloy containing 36% nickel and has very low co-efficient of expansion (l/20th of ordinary metals)? Invar Alumel Constantan Chromel Invar Alumel Constantan Chromel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Polymorphism is not exhibited by Phosphorous None of these Carbon Iron Phosphorous None of these Carbon Iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead pipes are not safe for carraying drinking water, because water, containing dissolved oxygen attacks lead thereby forming poisonous Pb(OH)₂. Lead pipes are readily corroded by v Acetic acid Dilute HC₁ None of these v Acetic acid Dilute HC₁ None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Bearings subjected to light load are made of Silicon bronze Monel White metal Phosphorous bronze Silicon bronze Monel White metal Phosphorous bronze ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Rubber lined vessels are corroded by the action of Sulphuric acid (95%) Aqua regia Chloroform All of these Sulphuric acid (95%) Aqua regia Chloroform All of these ANSWER DOWNLOAD EXAMIANS APP
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