Chemical Engineering Thermodynamics On opening the door of an operating refrigerator kept in a closed room, the temperature of the room will Increase Remain same Decrease Increase in summer and will decrease in winter Increase Remain same Decrease Increase in summer and will decrease in winter ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics When a system is in equilibrium for all possible processes, the differential or finite change of entropy is > 0 < 0 None of these = 0 > 0 < 0 None of these = 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The total change in the enthalpy of a system is independent of the Pressure and temperature Number of intermediate chemical reactions involved State of combination and aggregation in the beginning and at the end of the reaction None of these Pressure and temperature Number of intermediate chemical reactions involved State of combination and aggregation in the beginning and at the end of the reaction None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous solution of methanol at 60° C exerts a pressure of 39.223 kPa; the liquid phase and vapour phase mole fractions of methanol are 0.1686 and 0.5714 respectively. Activity co-efficient of methanol is 4.238 1.9398 3.389 1.572 4.238 1.9398 3.389 1.572 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics After throttling, gas temperature May increase or decrease ; depends on the nature of the gas Remains same Increases Decreases May increase or decrease ; depends on the nature of the gas Remains same Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Choose the condition that must be specified in order to liquify CO₂ (triple point for CO₂ is - 57°C and 5.2 atm). Pressure must be kept below 5.2 atm. and temperature must be kept above 57°C Pressure and temperature must be kept below 5.2 atm. and - 57°C respectively Pressure must be kept below 5.2 atm Temperature must be kept above - 57°C Pressure must be kept below 5.2 atm. and temperature must be kept above 57°C Pressure and temperature must be kept below 5.2 atm. and - 57°C respectively Pressure must be kept below 5.2 atm Temperature must be kept above - 57°C ANSWER DOWNLOAD EXAMIANS APP
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