Materials and Construction Addition of __________ to the steel helps in increasing the residual magnetism in steel used for making magnets. Nickel Cobalt Chromium Tungsten Nickel Cobalt Chromium Tungsten ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Rubber lined vessels are corroded by the action of Chloroform Sulphuric acid (95%) Aqua regia All of these Chloroform Sulphuric acid (95%) Aqua regia All of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Centrifugal pump made of pyrex or glass can't be used to pump Alkaline solutions Milk and fruit juices Dilute H₂SO₄ at room temperature Brine Alkaline solutions Milk and fruit juices Dilute H₂SO₄ at room temperature Brine ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Softening of hardned steel is done by its Tempering Carburising Annealing Normalising Tempering Carburising Annealing Normalising ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Evaporators used in caustic soda recovery and production plant are made of Gun metal Monel metal Babbit metal Wood metal Gun metal Monel metal Babbit metal Wood metal ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following materials may prove unsuitable for handling acetic acid (glacial & anhydrous) at 40°C? Silicone rubber, teflon, procelain and wood Brass, cast iron, mild steel and tin Aluminium, copper, high silicon iron Nickel, monel, stainless steel and graphite Silicone rubber, teflon, procelain and wood Brass, cast iron, mild steel and tin Aluminium, copper, high silicon iron Nickel, monel, stainless steel and graphite ANSWER DOWNLOAD EXAMIANS APP
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