Chemical Engineering Thermodynamics 4 kg moles of an ideal gas expands in vacuum spontaneously. The work done is ∞ 4 J 8 J Zero ∞ 4 J 8 J Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A gas performs the maximum work, when it expands Non-uniformly Adiabatically Isobarically Isothermally Non-uniformly Adiabatically Isobarically Isothermally ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Thermal efficiency of a Carnot engine can approach 100%, only when the temperature of the Neither A nor B Either A or B Cold reservoir approaches zero Hot reservoir approaches infinity Neither A nor B Either A or B Cold reservoir approaches zero Hot reservoir approaches infinity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The co-efficient of performance (COP) of a refrigerating system, which is its index of performance, is defined as the ratio of useful refrigeration to the net work. The units of __________ and COP are the same. Temperature None of these Work Kinematic viscosity Temperature None of these Work Kinematic viscosity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If the internal energy of an ideal gas decreases by the same amount as the work done by the system, then the Process must be isobaric Temperature must decrease None of these Both listed here Process must be isobaric Temperature must decrease None of these Both listed here ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a spontaneous process, free energy And entropy both decrease Is zero Decreases whereas the entropy increases Increases And entropy both decrease Is zero Decreases whereas the entropy increases Increases ANSWER DOWNLOAD EXAMIANS APP