Chemical Engineering Thermodynamics When a gas is subjected to adiabatic expansion, it gets cooled due to Decrease in velocity Energy spent in doing work Decrease in kinetic energy Decrease in temperature Decrease in velocity Energy spent in doing work Decrease in kinetic energy Decrease in temperature 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 Decreased COP Enhanced COP Increased or decreased COP ; depending upon the type of refrigerant No change in the value of COP Decreased COP Enhanced COP Increased or decreased COP ; depending upon the type of refrigerant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The rate at which a substance reacts is proportional to its active mass and the rate of a chemical reaction is proportional to the product of active masses of the reacting substances. This is the Le-Chatelier's principle None of these Statement of Vant-Hoff equation Lewis-Randall rule Le-Chatelier's principle None of these Statement of Vant-Hoff equation Lewis-Randall rule ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For organic compounds, group contribution method can be used for the estimation of Thermal conductivity Critical properties Specific gravity Specific volume Thermal conductivity Critical properties Specific gravity Specific volume ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A/an __________ system is exemplified by a vessel containing a volatile liquid in contact with its vapor. Closed None of these Isolated Open Closed None of these Isolated Open ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Joule-Thomson co-efficient for a perfect gas is Zero None of these Positive Negative Zero None of these Positive Negative ANSWER DOWNLOAD EXAMIANS APP