Chemical Engineering Basics Atomic __________ of an element is a whole number. Number Volume Radius Weight Number Volume Radius Weight ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The wet bulb temperature is lower in dry air than in wet air at the same temperature. A dry bulb thermometer registers a higher temperature than a wet bulb thermometer except at __________ percent relative humidity. 50 100 None of these 50 100 None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Out of the following, which will fracture most readity, when hit with a hard hammer ? Brass German silver Bronze Cast iron Brass German silver Bronze Cast iron 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 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 ? Heat transfer efficiency of economiser increases due to picking up high heat from the flue gases Scale formation rate on economiser tubes increases Economiser tube life increases due to handling of low temperature water It results in corrosion due to the condensation on the flue gas side of the economiser tubes due to handling of low temperature water Heat transfer efficiency of economiser increases due to picking up high heat from the flue gases Scale formation rate on economiser tubes increases Economiser tube life increases due to handling of low temperature water 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
Chemical Engineering Basics A psychrometer does not measure the __________ temperature of moist air. Dew point Wet bulb Dry bulb None of these Dew point Wet bulb Dry bulb None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS