Chemical Engineering Thermodynamics Which of the following is a widely used refrigerant in vapour compression refrigeration system (using large centrifugal compressor)? Liquid sulphur dioxide Ammonia Freon Methyl chloride Liquid sulphur dioxide Ammonia Freon Methyl chloride ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The equation DU = Tds - PdV is applicable to infinitesimal changes occuring in A closed system of constant composition An open system with changes in composition An open system of constant composition A closed system with changes in composition A closed system of constant composition An open system with changes in composition An open system of constant composition A closed system with changes in composition ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Helmholtz free energy (A) is defined as A = E - TS A = H + TS A = H - TS None of these A = E - TS A = H + TS A = H - TS None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an ideal gas, the internal energy depends upon its __________ only. Volume Molecular size Pressure Temperature Volume Molecular size Pressure Temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics It is desired to bring about a certain change in the state of a system by performing work on the system under adiabatic conditions. The amount of work needed is independent of path More information is needed to conclude anything about the path dependence or otherwise of the work needed Work alone can not bring out such a change of state The amount of work needed is path dependent The amount of work needed is independent of path More information is needed to conclude anything about the path dependence or otherwise of the work needed Work alone can not bring out such a change of state The amount of work needed is path dependent ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Rotary lime kiln is an example of a/an __________ system. Isolated Non-thermodynamic Closed Open Isolated Non-thermodynamic Closed Open ANSWER DOWNLOAD EXAMIANS APP
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