Chemical Engineering Thermodynamics An ideal liquid refrigerant should Not have a subatmospheric vapour pressure at the temperature in the refrigerator coils Both A and B Have low specific heat Not have unduly high vapour pressure at the condenser temperature Not have a subatmospheric vapour pressure at the temperature in the refrigerator coils Both A and B Have low specific heat Not have unduly high vapour pressure at the condenser temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The Carnot co-efficient of performance (COP) of a domestic air conditioner compared to a household refrigerator is More Dependent on climatic conditions Same Less More Dependent on climatic conditions Same Less ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What happens in a reversible adiabatic compression? Cooling occurs Heating occurs Temperature is constant Pressure is constant Cooling occurs Heating occurs Temperature is constant Pressure is constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A gas can be liquified by pressure alone only, when its temperature is __________ its critical temperature. More than Less than Less than or equal to Equal to or higher than More than Less than Less than or equal to Equal to or higher than ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Requisites of a reversible process is that the System and surroundings pressure be equal System and surroundings temperature be equal Friction in the system should be absent None of these System and surroundings pressure be equal System and surroundings temperature be equal Friction in the system should be absent None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At a given temperature, the volume of a gas dissolved in a solvent __________ with increase in pressure. Remains unchanged Increases May increase or decrease; depends on the gas Decreases Remains unchanged Increases May increase or decrease; depends on the gas Decreases ANSWER DOWNLOAD EXAMIANS APP
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