Chemical Engineering Thermodynamics Co-efficient of performance for a reversed Carnot cycle working between temperatures T₁ and T₂ (T₁ > T₂) is (T₁ - T₂)/T₂ (T₁ - T₂)/T₁ T₁/(T₁ - T₂) T₂/(T₁ - T₂) (T₁ - T₂)/T₂ (T₁ - T₂)/T₁ T₁/(T₁ - T₂) T₂/(T₁ - T₂) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not a common refrigerant? Freon-12 Carbon dioxide Ethylene Ammonia Freon-12 Carbon dioxide Ethylene Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Compressibility factor for almost all the gases are approximately same at the same Reduced pressure and reduced temperature None of these Critical pressure and critical temperature Pressure and temperature Reduced pressure and reduced temperature None of these Critical pressure and critical temperature Pressure and temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If the molar heat capacities (Cp or Cv) of the reactants and products of a chemical reaction are identical, then, with the increase in temperature, the heat of reaction will Increase Increase or decrease ; depends on the particular reaction Decrease Remain unaltered Increase Increase or decrease ; depends on the particular reaction Decrease Remain unaltered ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a constant pressure reversible process, the enthalpy change (ΔH) of the system is ∫Cp.dT Cp.dT Cv.dT ∫Cv.dT ∫Cp.dT Cp.dT Cv.dT ∫Cv.dT ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A nozzle is a device, which Reduces both kinetic energy and pressure Reduces kinetic energy and increases pressure Increases both kinetic energy and pressure Increases kinetic energy and decreases pressure Reduces both kinetic energy and pressure Reduces kinetic energy and increases pressure Increases both kinetic energy and pressure Increases kinetic energy and decreases pressure ANSWER DOWNLOAD EXAMIANS APP
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