Chemical Engineering Thermodynamics Which of the following has the least thermal efficiency? Diesel engine Carnot engine Steam engine Otto engine Diesel engine Carnot engine Steam engine Otto engine ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics An ideal liquid refrigerant should Both A and B Not have a subatmospheric vapour pressure at the temperature in the refrigerator coils Have low specific heat Not have unduly high vapour pressure at the condenser temperature Both A and B Not have a subatmospheric vapour pressure at the temperature in the refrigerator coils Have low specific heat Not have unduly high vapour pressure at the condenser temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The equation, PV = nRT, is best obeyed by gases at Low pressure & low temperature High pressure & low temperature Low pressure & high temperature None of these Low pressure & low temperature High pressure & low temperature Low pressure & high temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy change of the reaction, H₂O(liquid) H₂O(gas), is termed as the enthalpy of Vaporisation Solution Formation Formation Vaporisation Solution Formation Formation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of steady flow compression polytropic process (PVn = constant), the work done on air is the lowest, when N = 1 N = y = 1.4 N = 1.66 N = 0 N = 1 N = y = 1.4 N = 1.66 N = 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics After throttling, gas temperature Decreases Remains same May increase or decrease ; depends on the nature of the gas Increases Decreases Remains same May increase or decrease ; depends on the nature of the gas Increases ANSWER DOWNLOAD EXAMIANS APP
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