Chemical Engineering Thermodynamics The expression, nCv(T₂ - T₁), is for the __________ of an ideal gas. None of these Co-efficient of thermal expansion Work done under adiabatic condition Compressibility None of these Co-efficient of thermal expansion Work done under adiabatic condition Compressibility ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following has the minimum value of COP for a given refrigeration effect? Ordinary vapour-compression cycle Vapour-compression process with a reversible expansion engine Reverse Carnot cycle Air refrigeration cycle Ordinary vapour-compression cycle Vapour-compression process with a reversible expansion engine Reverse Carnot cycle Air refrigeration cycle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of a reversible process (following pvn = constant), work obtained for trebling the volume (v₁ = 1 m³ and v₂ 3 m³ ) is max imum, when the value of 'n' is 1 1.44 1.66 1 1.44 1.66 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 Dependent on climatic conditions Less More Same Dependent on climatic conditions Less More Same ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not a reversible process ? Expansion of an ideal gas against constant pressure Atmospheric pressure vaporisation of water at 100°C None of these Solution of NaCl in water at 50°C Expansion of an ideal gas against constant pressure Atmospheric pressure vaporisation of water at 100°C None of these Solution of NaCl in water at 50°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What is the value of Joule-Thomson co-efficient for an ideal gas? -ve ∞ +ve -ve ∞ +ve ANSWER DOWNLOAD EXAMIANS APP