Engineering Thermodynamics Second law of thermodynamics defines Work Entropy Heat Internal energy Work Entropy Heat Internal energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The unit of energy in S.I. units is joule/m joule/s watt Joule joule/m joule/s watt Joule ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Work-done during adiabatic expansion is given by (where p1 v1, T1 = Pressure, volume and temperature for the initial condition of gas, p2, v2, T2 = Corresponding values for the final condition of gas, R = Gas constant, and γ = Ratio of specific heats) (p1 v1 - p2, v2)/(γ - 1) [m R (T1 - T2)] /(γ - 1) All of these [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] (p1 v1 - p2, v2)/(γ - 1) [m R (T1 - T2)] /(γ - 1) All of these [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The expansion ratio (r) is the ratio of (where v1 = Volume at the beginning of expansion, and v2 = Volume at the end of expansion) v1/v2 (v1 + v2)/v1 (v1 + v2)/v2 v2/v1 v1/v2 (v1 + v2)/v1 (v1 + v2)/v2 v2/v1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ratio of root mean square velocity to average velocity of gas molecules at a particular temperature is 4.086 1.086 0.086 1.086 4.086 1.086 0.086 1.086 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A cycle consisting of two adiabatic and two constant pressure processes is known as Joule cycle Otto cycle Ericsson cycle Stirling cycle Joule cycle Otto cycle Ericsson cycle Stirling cycle ANSWER DOWNLOAD EXAMIANS APP