Chemical Engineering Basics The most commonly used combustion system manufactured in India for the thermal power plant boilers is the __________ combustion system. Pulverised fuel Travelling grate stoker firing Circulating fluidised bed Fluidised bed Pulverised fuel Travelling grate stoker firing Circulating fluidised bed Fluidised bed ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Silicon crystal can be converted to p-type semi-conductor by doping with Carbon Nitrogen Boron Phosphorous Carbon Nitrogen Boron Phosphorous ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Deformation band is absent in materials having __________ lattice crystal structure. Hcp Fcc Bcc None of these Hcp Fcc Bcc None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics A suitable lubricant used for watches is Grease Metallic soap solution Palm oil Hazel-nut oil Grease Metallic soap solution Palm oil Hazel-nut oil ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Nitrogen is not an essential component of Oils & fats Protein Any of these Urea Oils & fats Protein Any of these Urea ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics What is the effect on the performance of the economiser in the thermal power plant boiler, if the feed water temperature is very low due to preheaters being out for repairs or starving of steam supply ? Scale formation rate on economiser tubes increases Economiser tube life increases due to handling of low temperature water Heat transfer efficiency of economiser increases due to picking up high heat from the flue gases It results in corrosion due to the condensation on the flue gas side of the economiser tubes due to handling of low temperature water Scale formation rate on economiser tubes increases Economiser tube life increases due to handling of low temperature water Heat transfer efficiency of economiser increases due to picking up high heat from the flue gases It results in corrosion due to the condensation on the flue gas side of the economiser tubes due to handling of low temperature water ANSWER DOWNLOAD EXAMIANS APP
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