Engineering Thermodynamics The compression ratio for Diesel engines is 15 to 20 3 to 6 20 to 30 5 to 8 15 to 20 3 to 6 20 to 30 5 to 8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Specific heat of air at constant pressure is equal to 0.21 1 0.17 0.24 0.21 1 0.17 0.24 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is cooled at constant pressure, Its temperature increases but volume decreases Both temperature and volume decreases Both temperature and volume increases Its volume increases but temperature decreases Its temperature increases but volume decreases Both temperature and volume decreases Both temperature and volume increases Its volume increases but temperature decreases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A cycle consisting of ___ and two isothermal processes is known as Stirling cycle. Two constant pressure Two isentropic Two constant volume One constant pressure, one constant volume Two constant pressure Two isentropic Two constant volume One constant pressure, one constant volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to kinetic theory of gases, the absolute zero temperature is attained when Kinetic energy of the molecules is zero Pressure of the gas is zero Volume of the gas is zero Specific heat of gas is zero Kinetic energy of the molecules is zero Pressure of the gas is zero Volume of the gas is zero Specific heat of gas is zero 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) 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)] (p1 v1 - p2, v2)/(γ - 1) [m R (T1 - T2)] /(γ - 1) ANSWER DOWNLOAD EXAMIANS APP