Chemical Engineering Basics Protection of ship hulls against sea water corrosion is done by coating with zinc because of the fact that zinc compared to iron is Oxidised preferentially Reduced preferentially Cheaper Lighter Oxidised preferentially Reduced preferentially Cheaper Lighter 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 but dew point remains constant Increases & the dew point decreases Decreases but dew point remains constant Decreases & the dew point increases Increases but dew point remains constant Increases & the dew point decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Super conduction in metals is observed at a temperature of __________ °K. About 273 >100 About 373 About 273 >100 About 373 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Air refrigeration cycle is used in the air crafts, because of Low temperature encountered at high altitude Its high heat transfer rate Its low unit weight per ton of refrigeration Its higher co-efficient of performance (COP) Low temperature encountered at high altitude Its high heat transfer rate Its low unit weight per ton of refrigeration Its higher co-efficient of performance (COP) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Load cells used for the measurement of weight has Provision of thermal compensation and is hermetically sealed No moving parts and incurs negligible deflection under load Compact & rugged construction with an accuracy of 0.1 to 1% All of these Provision of thermal compensation and is hermetically sealed No moving parts and incurs negligible deflection under load Compact & rugged construction with an accuracy of 0.1 to 1% All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following phenomenon/ phenomena is/are diffusion controlled ? Cross-slip Twinning Dislocation climb Recrystallisation Cross-slip Twinning Dislocation climb Recrystallisation ANSWER DOWNLOAD EXAMIANS APP
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