Chemical Engineering Thermodynamics Which of the following is a widely used refrigerant in vapour compression refrigeration system (using large centrifugal compressor)? Methyl chloride Freon Ammonia Liquid sulphur dioxide Methyl chloride Freon Ammonia Liquid sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which law of the thermodynamics provids basis for measuring the thermodynamic property? First law Second law Zeroth law Third law First law Second law Zeroth law Third law ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For spontaneous changes in an isolated system (S = entropy) Ds = 0 Ds <0 Ds = Constant Ds > 0 Ds = 0 Ds <0 Ds = Constant Ds > 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Heat of formation of an element in its standard state is > 0 A function of pressure < 0 > 0 A function of pressure < 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A closed system is cooled reversibly from 100°C to 50°C. If no work is done on the system U decreases but S is constant Its internal energy (U) decreases and its entropy (S) increases U and S both decreases U is constant but S decreases U decreases but S is constant Its internal energy (U) decreases and its entropy (S) increases U and S both decreases U is constant but S decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Dryness fraction of wet steam is defined as the ratio of mass of vapour in the mixture to the mass of mixture __________ calorimeter is not used for measuring the dryness fraction of steam. Bomb Throttling Separating Bucket Bomb Throttling Separating Bucket ANSWER DOWNLOAD EXAMIANS APP
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