Engineering Thermodynamics A gas is compressed in a cylinder by a movable piston to a volume one half its original volume. During the process 300 kJ heat left the gas and internal energy remained same. The work done on gas in Nm will be 300,000 Nm 3000 Nm 30 Nm 300 Nm 300,000 Nm 3000 Nm 30 Nm 300 Nm ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The work ratio of a gas turbine plant is given by (Net work output)/(Heat supplied) (Actual temperature drop)/(Isentropic temperature drop) (Net work output)/(Work-done by the turbine) (Isentropic increase in temperature)/(Actual increase in temperature) (Net work output)/(Heat supplied) (Actual temperature drop)/(Isentropic temperature drop) (Net work output)/(Work-done by the turbine) (Isentropic increase in temperature)/(Actual increase in temperature) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is the property of a system? Volume and density Pressure and temperature Enthalpy and entropy All of these Volume and density Pressure and temperature Enthalpy and entropy All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of the Carnot cycle is (where T1 and T2 = Highest and lowest temperature during the cycle) 1 - (T2/T1) 1 - (T1/T2) (T1/T2) - 1 1 + (T2/T1) 1 - (T2/T1) 1 - (T1/T2) (T1/T2) - 1 1 + (T2/T1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which is the incorrect statement about Carnot cycle? It is used as the alternate standard of comparison of all heat engines All the heat engines are based on Carnot cycle It provides concept of maximising work output between the two temperature limits All of these It is used as the alternate standard of comparison of all heat engines All the heat engines are based on Carnot cycle It provides concept of maximising work output between the two temperature limits All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The work ratio of simple gas turbine cycle depends upon Pressure ratio Minimum cycle temperature All of these Maximum cycle temperature Pressure ratio Minimum cycle temperature All of these Maximum cycle temperature ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS