Chemical Engineering Basics The most commonly used combustion system manufactured in India for the thermal power plant boilers is the __________ combustion system. Travelling grate stoker firing Pulverised fuel Circulating fluidised bed Fluidised bed Travelling grate stoker firing Pulverised fuel Circulating fluidised bed Fluidised bed 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 If a heat transfer surface is pock-marked with a number of cavities, then as compared to a smooth surface the heat transfer by __________ will not increase. Conduction Convection Radiation Nucleate boiling Conduction Convection Radiation Nucleate boiling ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In a casting, cold shut defect is caused by Melt-mould reactions Faulty gating system Very low mould permeability Low pounhg temperature Melt-mould reactions Faulty gating system Very low mould permeability Low pounhg temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics A polymer is termed as an 'elastomer', if its percentage elongation is more than 100%. An elastomer is termed as 'rubber' if its percentage elongation is more than __________ percent. 150 300 400 200 150 300 400 200 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Factor of safety is the ratio of the __________ stress to the working stress. Bearing Tensile Compressive Yield Bearing Tensile Compressive Yield ANSWER DOWNLOAD EXAMIANS APP
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