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. Maximum temperature is higher 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 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Atomic __________ of an element is a whole number. Volume Number Weight Radius Volume Number Weight Radius ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following is a boiler accessory i.e., not a boiler mounting ? Feed water pump Blow off cock Stop valve Feed check valve Feed water pump Blow off cock Stop valve Feed check valve ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics During sensible cooling of air, its wet bulb temperature Decreases but dew point remains constant Decreases & the dew point increases Increases & the dew point decreases Increases but dew point remains constant Decreases but dew point remains constant Decreases & the dew point increases Increases & the dew point decreases Increases but dew point remains constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Rain drops falling through atmospheric air attain limited terminal velocity, because of Surface tension effects of water Force of gravity Upward thrust due to air Viscous force exerted by air Surface tension effects of water Force of gravity Upward thrust due to air Viscous force exerted by air ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The emf of a Deniell cell Zn | Zn²⁺ || Cu²⁺ | Cu can be increased by Decreasing the surface area of the electrodes Increasing the concentration of copper sulphate solution Increasing the concentration of zinc sulphate solution Increasing the surface area of the electrodes Decreasing the surface area of the electrodes Increasing the concentration of copper sulphate solution Increasing the concentration of zinc sulphate solution Increasing the surface area of the electrodes ANSWER DOWNLOAD EXAMIANS APP
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