Chemical Engineering Basics Shaft/rotor speed is most accurately measured by a Tachometer Speedometer Strobometer Frequency counter Tachometer Speedometer Strobometer Frequency counter ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Maraging steels derive their strength from the following mechanism: Fine dispersions of Fe₃ C nucleated on dislocations in austenite A fine, highly dislocated and strong martensite Fine dispersions of intermetallics of Fe, Ni, Ti etc Fine dispersions of alloy carbides in a ferrite matrix Fine dispersions of Fe₃ C nucleated on dislocations in austenite A fine, highly dislocated and strong martensite Fine dispersions of intermetallics of Fe, Ni, Ti etc Fine dispersions of alloy carbides in a ferrite matrix 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. None of these 50 100 None of these 50 100 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The main function of the deaerator used in the thermal power plant is to Remove dissolved gases from feed-water Enhance feed water temperature Remove non-condensable gases from condenser Throttle down the steam pressure Remove dissolved gases from feed-water Enhance feed water temperature Remove non-condensable gases from condenser Throttle down the steam pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Free oxygen is removed from boiler feed water, because it Causes explosion Is corrosive None of these Reduces heat transfer co-efficient Causes explosion Is corrosive None of these Reduces heat transfer co-efficient ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which one is neutral in character ? N₂O₃ N₂O₄ N₂O₅ N₂O N₂O₃ N₂O₄ N₂O₅ N₂O ANSWER DOWNLOAD EXAMIANS APP