Materials and Construction Out of the following, copper vessels are the most suitable for the storage of Dry chlorine & dry fluorine Phosphoric acid (95%) & sulphuric acid (95% and fuming) Nitric acid (95% and fuming) Bromine Dry chlorine & dry fluorine Phosphoric acid (95%) & sulphuric acid (95% and fuming) Nitric acid (95% and fuming) Bromine ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Softness of silver can be converted into hardness by alloying it with small quantity of Tin Zinc Copper & nickel Aluminium Tin Zinc Copper & nickel Aluminium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction For platinum thermocouples, lead wires are made of Copper & copper-nickel alloys Tin & nickel Copper & iron Iron & nickel Copper & copper-nickel alloys Tin & nickel Copper & iron Iron & nickel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Metalloid is All of these An alloy An element which exhibits the properties of both metal & non-metal Highly electronegative in nature All of these An alloy An element which exhibits the properties of both metal & non-metal Highly electronegative in nature ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Chlorination of benzene is done to produce benzene hexachloride (a pesticide) in a photochemical reactor lined with PVC Karbate Fireclay bricks Lead or glass PVC Karbate Fireclay bricks Lead or glass ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following materials may prove unsuitable for handling acetic acid (glacial & anhydrous) at 40°C? Aluminium, copper, high silicon iron Silicone rubber, teflon, procelain and wood Nickel, monel, stainless steel and graphite Brass, cast iron, mild steel and tin Aluminium, copper, high silicon iron Silicone rubber, teflon, procelain and wood Nickel, monel, stainless steel and graphite Brass, cast iron, mild steel and tin ANSWER DOWNLOAD EXAMIANS APP
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