Materials and Construction Metal at the top of the electromotive series is Most active Least active Most stable Most noble Most active Least active Most stable Most noble ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Out of the following, copper vessels are the most suitable for the storage of Bromine Phosphoric acid (95%) & sulphuric acid (95% and fuming) Nitric acid (95% and fuming) Dry chlorine & dry fluorine Bromine Phosphoric acid (95%) & sulphuric acid (95% and fuming) Nitric acid (95% and fuming) Dry chlorine & dry fluorine ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Neutraliser tank used for reacting nitric acid with ammonia for the production of ammonium nitrate is made of Copper Aluminium Stainles steel High silicon (14%) iron Copper Aluminium Stainles steel High silicon (14%) iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Babbit metal used for making bearings should have High-co-efficient of friction between journal and bearing Both B & C Low co-efficient of friction between journal and bearing Ability to retain lubricant on its surface High-co-efficient of friction between journal and bearing Both B & C Low co-efficient of friction between journal and bearing Ability to retain lubricant on its surface ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following material of construction may be recommended by a chemical engineer for handling a gaseous chlorine (dry or wet) stream in a fluid flow system? High silicon iron, silicon rubber, Kel-F and teflon Mild steel and stainless steel Copper, nickel and monel Cast iron, tin and aluminium High silicon iron, silicon rubber, Kel-F and teflon Mild steel and stainless steel Copper, nickel and monel Cast iron, tin and aluminium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction High speed steel tools retain their hardness upto a temperature of __________ °C. 750 500 1100 900 750 500 1100 900 ANSWER DOWNLOAD EXAMIANS APP
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