Chemical Engineering Basics 1% concentration of water vapor in air is equivalent to __________ ppm (parts per million). 10 10000 1000 100 10 10000 1000 100 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 Lighter Oxidised preferentially Reduced preferentially Cheaper Lighter Oxidised preferentially Reduced preferentially Cheaper 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. Circulating fluidised bed Pulverised fuel Fluidised bed Travelling grate stoker firing Circulating fluidised bed Pulverised fuel Fluidised bed Travelling grate stoker firing ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Function of feed check valve in a boiler is to Check the water level in the boiler drum Facilitate circulation of high pressure feed water Regulate the water flow to boiler Prevent the back flow of water Check the water level in the boiler drum Facilitate circulation of high pressure feed water Regulate the water flow to boiler Prevent the back flow of water ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Blast furnace slag is mainly molten Sand Iron pyrite Magnesium silicate Calcium silicate Sand Iron pyrite Magnesium silicate Calcium silicate ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Frost formation on the evaporator tubes in the domestic refrigerators Can be prevented by proper design Causes heat loss due to poor heat transfer Is immaterial Decreased compressor power Can be prevented by proper design Causes heat loss due to poor heat transfer Is immaterial Decreased compressor power ANSWER DOWNLOAD EXAMIANS APP