Chemical Engineering Thermodynamics For a constant volume process __________ by the system is used only to increase the internal energy. Both A & B Neither A nor B Heat absorbed Work done Both A & B Neither A nor B Heat absorbed Work done ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Absorption/evolution of heat during conversion of a substance from one allotropic form to another is termed as the heat of Transition Fusion Sublimation Vaporisation Transition Fusion Sublimation Vaporisation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Grams of butane (C₄H₁₀) formed by the liquefaction of 448 litres of the gas (measured at (STP) would be 1160 640 580 Data insufficient; can't be computed 1160 640 580 Data insufficient; can't be computed ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for the work done for a reversible polytropic process can be used to obtain the expression for work done for all processes, except reversible __________ process. Isobaric Isothermal None of these Adiabatic Isobaric Isothermal None of these Adiabatic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The effect of changing the evaporator temperature on COP as compared to that of changing the condenser temperature (in vapour compression refrigeration system) is Equal Less pronounced Data insufficient, can't be predicted More pronounced Equal Less pronounced Data insufficient, can't be predicted More pronounced ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What happens in a reversible adiabatic expansion process? Heating takes place Cooling takes place Temperature is constant Pressure is constant Heating takes place Cooling takes place Temperature is constant Pressure is constant ANSWER DOWNLOAD EXAMIANS APP