Chemical Engineering Thermodynamics The co-efficient of performance (COP) of a refrigerating system, which is its index of performance, is defined as the ratio of useful refrigeration to the net work. The units of __________ and COP are the same. Kinematic viscosity None of these Work Temperature Kinematic viscosity None of these Work Temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If we increase the pressure on a substance (which is at its triple point), then the triple point May increase or decrease ; depends on the substance Remains unchanged Decreases Increases May increase or decrease ; depends on the substance Remains unchanged Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics When dilute aqueous solutions of two salts are mixed, the process is associated with Decrease in temperature Change in temperature which is a function of composition Increase in temperature No change in temperature Decrease in temperature Change in temperature which is a function of composition Increase in temperature No change in temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The temperature at which both liquid and gas phases are identical, is called the __________ point. Critical Boiling Triple Freezing Critical Boiling Triple Freezing ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If different processes are used to bring about the same chemical reaction, the enthalpy change is same for all of them. This is __________ law. Lavoisier and Laplace Kirchoff's None of these Hess's Lavoisier and Laplace Kirchoff's None of these Hess's ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Absorption/evolution of heat during conversion of a substance from one allotropic form to another is termed as the heat of Transition Fusion Vaporisation Sublimation Transition Fusion Vaporisation Sublimation ANSWER DOWNLOAD EXAMIANS APP
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