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 Nm 30 Nm 3000 Nm 300,000 Nm 300 Nm 30 Nm 3000 Nm 300,000 Nm ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The work ratio of simple gas turbine cycle depends upon Pressure ratio Maximum cycle temperature Minimum cycle temperature All of these Pressure ratio Maximum cycle temperature Minimum cycle temperature All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is the extensive property of a thermodynamic system? Volume Density Pressure Temperature Volume Density Pressure Temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The general gas equation is (where p = Pressure, v = Volume, m = mass, T = Absolute temperature, and R = Gas constant) pv = mRT pvm = C pv = (RT)m pv = RTm pv = mRT pvm = C pv = (RT)m pv = RTm ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A perfect gas at 27°C is heated at constant pressure till its volume is double. The final temperature is 108°C 327°C 54°C 654°C 108°C 327°C 54°C 654°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The compression ratio for petrol engines is 15 to 30 3 to 6 5 to 8 10 to 20 15 to 30 3 to 6 5 to 8 10 to 20 ANSWER DOWNLOAD EXAMIANS APP
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