Engineering Thermodynamics If both Stirling and Carnot cycles operate within the same temperature limits, then efficiency of Stirling cycle as compared to Carnot cycle More Equal Less Depends on other factors More Equal Less Depends on other factors ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In order that a cycle be reversible, following must be satisfied All of these When beat is being rejected, temperature of cold source and working substance should be same Free expansion or friction resisted expansion/compression process should not be encountered When heat is being absorbed, temperature of hot source and working substance should be same All of these When beat is being rejected, temperature of cold source and working substance should be same Free expansion or friction resisted expansion/compression process should not be encountered When heat is being absorbed, temperature of hot source and working substance should be same 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/ cp =R cp - cv = R cv = R/ γ-1 Both (B) and (C) cv/ cp =R cp - cv = R cv = R/ γ-1 Both (B) and (C) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For which of the following substances, the gas laws can be used with minimum error Saturated steam Superheated steam Wet steam Dry steam Saturated steam Superheated steam Wet steam Dry steam ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The area under the temperature-entropy curve (T – s curve) of any thermodynamic process represents Heat absorbed Either heat absorbed or heat rejected Heat rejected None of the listed here Heat absorbed Either heat absorbed or heat rejected Heat rejected None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an isothermal process, the internal energy of gas molecules Increases May increase/decrease depending on the properties of gas Decreases Remain constant Increases May increase/decrease depending on the properties of gas Decreases Remain constant ANSWER DOWNLOAD EXAMIANS APP
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