Chemical Engineering Thermodynamics __________ does not change during phase transformation processes like sublimation, melting & vaporisation. Internal energy Entropy All of these Gibbs free energy Internal energy Entropy All of these Gibbs free energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In reactions involving solids and liquids (where change in volume is negligible), the heat of reaction at constant pressure as compared to that at constant volume is More Same Unpredictable; depends on the particular reaction Less More Same Unpredictable; depends on the particular reaction Less ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A cylinder contains 640 gm of liquid oxygen. The volume occupied (in litres) by the oxygen, when it is released and brought to standard conditions (0°C, 760 mm Hg) will be __________ litres. 22.4 Data insufficient; can't be computed 448 224 22.4 Data insufficient; can't be computed 448 224 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A nozzle is a device, which Reduces kinetic energy and increases pressure Increases kinetic energy and decreases pressure Increases both kinetic energy and pressure Reduces both kinetic energy and pressure Reduces kinetic energy and increases pressure Increases kinetic energy and decreases pressure Increases both kinetic energy and pressure Reduces both kinetic energy and pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Compressibility factor-reduced pressure plot on reduced co-ordinates facilitates Easier plotting Covering of wide range Use of only one graph for all gases More accurate plotting Easier plotting Covering of wide range Use of only one graph for all gases More accurate plotting ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Out of the following refrigration cycles, which one has the minimum COP (Co-efficient of performance)? Ordinary vapour compression cycle Carnot cycle Air cycle Vapour compression with a reversible expansion engine Ordinary vapour compression cycle Carnot cycle Air cycle Vapour compression with a reversible expansion engine ANSWER DOWNLOAD EXAMIANS APP
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