Engineering Thermodynamics According to Dalton's law, the total pressure of the mixture of gases is equal to Sum of the partial pressures of all Greater of the partial pressures of all Sum of the partial pressures of all divided by average molecular weight Average of the partial pressures of all Sum of the partial pressures of all Greater of the partial pressures of all Sum of the partial pressures of all divided by average molecular weight Average of the partial pressures of all ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An open system is one in which Neither mass nor energy crosses the boundaries of the system Mass does not cross boundaries of the system, though energy may do so Both energy and mass cross the boundaries of the system Mass crosses the boundary but not the energy Neither mass nor energy crosses the boundaries of the system Mass does not cross boundaries of the system, though energy may do so Both energy and mass cross the boundaries of the system Mass crosses the boundary but not the energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For a thermodynamic process to be reversible, the temperature difference between hot body and working substance should be Zero Minimum Infinity Maximum Zero Minimum Infinity Maximum ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a free expansion process Both (A) and (B) above Heat transfer is zero Work done is zero Work done is zero but heat increases Both (A) and (B) above Heat transfer is zero Work done is zero Work done is zero but heat increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The more effective way of increasing efficiency of Carnot engine is to Decrease higher temperature Increase higher temperature Increase lower temperature Decrease lower temperature Decrease higher temperature Increase higher temperature Increase lower temperature Decrease lower temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Relation between cp and cv is given by (where cp = Specific heat at constant pressure, cv = Specific heat at constant volume, γ = cp/cv, known as adiabatic index, and R = Gas constant) cv = R/ γ-1 cv/ cp =R cp - cv = R Both (B) and (C) cv = R/ γ-1 cv/ cp =R cp - cv = R Both (B) and (C) ANSWER DOWNLOAD EXAMIANS APP
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