Chemical Engineering Basics Rain drops falling through atmospheric air attain limited terminal velocity, because of Surface tension effects of water Force of gravity Upward thrust due to air Viscous force exerted by air Surface tension effects of water Force of gravity Upward thrust due to air Viscous force exerted by air ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Scaling occurs in boiler tubes due to the fact that, the solubility of Ca(OH)₂ __________ with increasing temperature. Shows inversion of solubility Increases Decreases None of these Shows inversion of solubility Increases Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Grain hardness is measured by the __________ hardness testing method. Shore sceleroscope Knoop Vicker's Rockwell F Shore sceleroscope Knoop Vicker's Rockwell F ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics A cylinderical rod subjected to a tensile strain within the elastic limit undergoes a volume change. If the volume strain is equal to half the tensile strain, then the Poisson's ratio of the rod is 0.33 0.44 0.25 0.33 0.44 0.25 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Lead is poured into the joints between two __________ pipes. Plastic Concrete Cast iron Steel Plastic Concrete Cast iron Steel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The most commonly used combustion system manufactured in India for the thermal power plant boilers is the __________ combustion system. Fluidised bed Travelling grate stoker firing Circulating fluidised bed Pulverised fuel Fluidised bed Travelling grate stoker firing Circulating fluidised bed Pulverised fuel ANSWER DOWNLOAD EXAMIANS APP
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