Chemical Engineering Thermodynamics For a cyclic process, a fixed ratio between heat and work Always exists Is difficult to predict May exist Never exists Always exists Is difficult to predict May exist Never exists ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Out of the following refrigeration cycles, which one has maximum COP? Ordinary vapor compression cycle Air cycle Carnot cycle Vapor compression with a reversible expansion engine Ordinary vapor compression cycle Air cycle Carnot cycle Vapor compression with a reversible expansion engine 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 Isentropic process means a constant __________ process. Entropy Enthalpy None of these Pressure Entropy Enthalpy None of these Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A nozzle is a device, which Reduces kinetic energy and increases pressure Reduces both kinetic energy and pressure Increases both kinetic energy and pressure Increases kinetic energy and decreases pressure Reduces kinetic energy and increases pressure Reduces both kinetic energy and pressure Increases both kinetic energy and pressure Increases kinetic energy and decreases pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The value of gas constant 'R' is 1.987 cal/gm mole °K 1.987 BTU/lb. mole °R Both A and B Neither A nor B 1.987 cal/gm mole °K 1.987 BTU/lb. mole °R Both A and B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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