Chemical Engineering Thermodynamics Air enters an adiabatic compressor at 300K. The exit temperature for a compression ratio of 3, assuming air to be an ideal gas (Y = Cp/Cv = 7/5) and the process to be reversible, is 300(32/7) 300(33/5) 300(33/7) 300(35/7) 300(32/7) 300(33/5) 300(33/7) 300(35/7) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy of a substance remains constant during a/an __________ change. Reversible isothermal Reversible adiabatic Irreversible isothermal None of these Reversible isothermal Reversible adiabatic Irreversible isothermal None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A large iceberg melts at the base, but not at the top, because of the reason that Ice at the base contains impurities which lowers its melting point All of these The iceberg remains in a warmer condition at the base Due to the high pressure at the base, its melting point reduces Ice at the base contains impurities which lowers its melting point All of these The iceberg remains in a warmer condition at the base Due to the high pressure at the base, its melting point reduces ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The compressibility factor of a gas is given by (where, V₁ = actual volume of the gas V₂ = gas volume predicted by ideal gas law ) V₂/V₁ V₁-V₂ V₁.V₂ V₁/V₂ V₂/V₁ V₁-V₂ V₁.V₂ V₁/V₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The intensive properties are Refractive index and surface tension None of these Molar volume, density, viscosity and boiling point Both A and B Refractive index and surface tension None of these Molar volume, density, viscosity and boiling point Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A chemical reaction will occur spontaneously at constant pressure and temperature, if the free energy is Zero None of these Positive Negative Zero None of these Positive Negative ANSWER DOWNLOAD EXAMIANS APP