Chemical Engineering Basics Materials used for making permanent magnets containing iron and nickel are made by __________ technique. Powder metallurgy Forging None of these Casting Powder metallurgy Forging None of these Casting ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Ignition of fuel in a diesel engine is by Spark Hot compressed air Fuel injection None of these Spark Hot compressed air Fuel injection None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Protection of ship hulls against sea water corrosion is done by coating with zinc because of the fact that zinc compared to iron is Cheaper Reduced preferentially Lighter Oxidised preferentially Cheaper Reduced preferentially Lighter Oxidised preferentially ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Air refrigeration cycle is used in the air crafts, because of Its higher co-efficient of performance (COP) Its high heat transfer rate Low temperature encountered at high altitude Its low unit weight per ton of refrigeration Its higher co-efficient of performance (COP) Its high heat transfer rate Low temperature encountered at high altitude Its low unit weight per ton of refrigeration ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Oxygen cylinders used for autogenous (cutting/welding) purposes are Made by sand casting Welded steel cylinders Heat treated before use Seamless & made of steel Made by sand casting Welded steel cylinders Heat treated before use Seamless & made of steel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Speed of a submarine in deep sea & that of an aeroplane is measured by a/an Rotameter Pitot tube Stroboscope Hot wire anemometer Rotameter Pitot tube Stroboscope Hot wire anemometer ANSWER DOWNLOAD EXAMIANS APP
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