Chemical Engineering Basics Shaft/rotor speed is most accurately measured by a Frequency counter Speedometer Strobometer Tachometer Frequency counter Speedometer Strobometer Tachometer ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics During sensible cooling of air, its wet bulb temperature Increases but dew point remains constant Decreases & the dew point increases Decreases but dew point remains constant Increases & the dew point decreases Increases but dew point remains constant Decreases & the dew point increases Decreases but dew point remains constant Increases & the dew point decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics For the same heat input & compression ratio, efficiency of Otto cycle is higher than that of diesel cycle, because in Otto cycle. Heat rejection is lower Expansion & compression are isentropic Combustion is at constant volume Maximum temperature is higher Heat rejection is lower Expansion & compression are isentropic Combustion is at constant volume Maximum temperature is higher ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics __________ iron is produced by the annealing of white cast iron. Grey Malleable Ductile Nodular Grey Malleable Ductile Nodular ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics __________ is the hardest oxide and is hence used where high wear resistance at high temperature is required. Zirconia Beryllia Magnesia Alumina Zirconia Beryllia Magnesia Alumina 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. Decreases None of these Shows inversion of solubility Increases Decreases None of these Shows inversion of solubility Increases ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS