Chemical Engineering Basics 1% concentration of water vapor in air is equivalent to __________ ppm (parts per million). 10 10000 100 1000 10 10000 100 1000 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The approximate height of a blast furnace having a useful volume of 2000 m³ is about __________ metres 25 75 35 55 25 75 35 55 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Austempering of steel requires.it to be heated to 875°C followed by sudden cooling to 250-525°C, thereby changing austenite to Martensite Bainite Troostite Sorbite Martensite Bainite Troostite Sorbite ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics __________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where it may be necessary to dismantle & reassemble the pipeline very frequently. Bell and Spigot Flanged Expansion Collar Bell and Spigot Flanged Expansion Collar ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Coke is added in the blast furnace to None of these Increase the fluidity of slag Remove sulphur & phosphorus from molten metal Reduce & melt the iron ore None of these Increase the fluidity of slag Remove sulphur & phosphorus from molten metal Reduce & melt the iron ore ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In a casting, cold shut defect is caused by Very low mould permeability Low pounhg temperature Faulty gating system Melt-mould reactions Very low mould permeability Low pounhg temperature Faulty gating system Melt-mould reactions ANSWER DOWNLOAD EXAMIANS APP
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