Chemical Process Ore concentration by froth floatation utilises the __________ of ore particles. None of these Wetting characteristics Terminal velocities Density difference None of these Wetting characteristics Terminal velocities Density difference ANSWER DOWNLOAD EXAMIANS APP
Chemical Process High purity nitrogen is used in Fire fighting purposes Both A & B Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Neither A nor B Fire fighting purposes Both A & B Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process P.T.F.E. (Poly tetra fluoro ethylene) is commercially known as Bakelite Neoprene Nylon-66 Teflon Bakelite Neoprene Nylon-66 Teflon ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the wrong statement pertaining to the properties of glasses. Glasses generally have High electrical insulation properties Sharp melting points Low co-efficient of thermal expansion Compressive strength much greater than their tensile strengths High electrical insulation properties Sharp melting points Low co-efficient of thermal expansion Compressive strength much greater than their tensile strengths ANSWER DOWNLOAD EXAMIANS APP
Chemical Process A substance produced by a living organism and capable of anti-microbial activity is called a/an Disinfectant Antiseptic None of these Antibiotic Disinfectant Antiseptic None of these Antibiotic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process What products do we get on electrolysis of saturated brine using steel cathode and graphite anode in an electrolytic cell? Cl₂, H₂ & NaOH solution Cl₂ & Na O₂ & H₂ Cl₂ & H₂ Cl₂, H₂ & NaOH solution Cl₂ & Na O₂ & H₂ Cl₂ & H₂ ANSWER DOWNLOAD EXAMIANS APP
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