Chemical Engineering Thermodynamics In case of steady flow compression polytropic process (PVn = constant), the work done on air is the lowest, when N = 0 N = y = 1.4 N = 1 N = 1.66 N = 0 N = y = 1.4 N = 1 N = 1.66 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The chemical potential for a pure substance is __________ its partial molal free energy. Not related to Less than More than Equal to Not related to Less than More than Equal to ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy is a measure of the __________ of a system. Disorder Temperature changes only Orderly behaviour None of these Disorder Temperature changes only Orderly behaviour None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The equation Tds = dE - PdV applies to Open as well as closed systems Single phase fluid of constant composition Both B and C Single phase fluid of varying composition Open as well as closed systems Single phase fluid of constant composition Both B and C Single phase fluid of varying composition ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The equation, Cp - Cv = R, is true for __________ gas. Any real Only ideal Both B and C No Any real Only ideal Both B and C No ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of vapour compression refrigeration system, elevating the evaporator temperature (keeping the condenser temperature constant) results in No change in the value of COP Increased or decreased COP ; depending upon the type of refrigerant Decreased COP Enhanced COP No change in the value of COP Increased or decreased COP ; depending upon the type of refrigerant Decreased COP Enhanced COP ANSWER DOWNLOAD EXAMIANS APP
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