Chemical Engineering Thermodynamics Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity co-efficient of a gas at constant pressure ____with the increase of reduced temperature. Increases Decreases logarithmically Decreases Remains constant Increases Decreases logarithmically Decreases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following exemplifies an adiabatic process? Evaporation of water Sudden bursting of a cycle tube Condensation of alcohol vapor Melting of ice Evaporation of water Sudden bursting of a cycle tube Condensation of alcohol vapor Melting of ice ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The main feature of Carnot refrigeration cycle is that, it Transfers heat from high temperature to low temperature None of these Does not need the addition of external work for its functioning Accomplishes the reverse effect of the heat engine Transfers heat from high temperature to low temperature None of these Does not need the addition of external work for its functioning Accomplishes the reverse effect of the heat engine ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which one is true for a throttling process? The inversion temperature is different for different gases The inversion temperature is the temperature at which Joule-Thomson co-efficient is infinity A gas may have more than one inversion temperatures The inversion temperature is same for all gases The inversion temperature is different for different gases The inversion temperature is the temperature at which Joule-Thomson co-efficient is infinity A gas may have more than one inversion temperatures The inversion temperature is same for all gases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Internal energy of an element at 1 atm and 25° C is __________ kcal/kg.mole. None of these 0 273 25 None of these 0 273 25 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following has the minimum value of COP for a given refrigeration effect? Vapour-compression process with a reversible expansion engine Air refrigeration cycle Ordinary vapour-compression cycle Reverse Carnot cycle Vapour-compression process with a reversible expansion engine Air refrigeration cycle Ordinary vapour-compression cycle Reverse Carnot cycle ANSWER DOWNLOAD EXAMIANS APP