Chemical Engineering Thermodynamics Which of the following is a widely used refrigerant in vapour compression refrigeration system (using large centrifugal compressor)? Ammonia Methyl chloride Freon Liquid sulphur dioxide Ammonia Methyl chloride Freon Liquid sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Helmholtz free energy (A) is defined as None of these A = E - TS A = H + TS A = H - TS None of these A = E - TS A = H + TS A = H - TS ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The main feature of Carnot refrigeration cycle is that, it Does not need the addition of external work for its functioning Accomplishes the reverse effect of the heat engine Transfers heat from high temperature to low temperature None of these Does not need the addition of external work for its functioning Accomplishes the reverse effect of the heat engine Transfers heat from high temperature to low temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The freezing point of a liquid decreases when the pressure is increased, if the liquid __________ while freezing. Contracts Expands Does not change in volume Either A, B or C Contracts Expands Does not change in volume Either A, B or C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression, nCv(Tâ - Tâ), is for the __________ of an ideal gas. Compressibility Co-efficient of thermal expansion Work done under adiabatic condition None of these Compressibility Co-efficient of thermal expansion Work done under adiabatic condition None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The quantitative effect of temperature on chemical equilibrium is given by the None of these Arhenius equation Le-Chatelier's principle Vant-Hoff equation None of these Arhenius equation Le-Chatelier's principle Vant-Hoff equation ANSWER DOWNLOAD EXAMIANS APP