Engineering Thermodynamics The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio) 1 - (1/r) γ/γ - 1 1 - (1/r) γ - 1/ γ 1 - rγ - 1 rγ - 1 1 - (1/r) γ/γ - 1 1 - (1/r) γ - 1/ γ 1 - rγ - 1 rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A perpetual motion machine is A hypothetical machine whose operation would violate the laws of thermodynamics A thermodynamic machine A hypothetical machine A non-thermodynamic machine A hypothetical machine whose operation would violate the laws of thermodynamics A thermodynamic machine A hypothetical machine A non-thermodynamic machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Carnot cycle consists of One constant volume, one constant pressure and two isentropic processes Two constant volume and two isentropic processes Two isothermal and two isentropic processes Two constant pressure and two isentropic processes One constant volume, one constant pressure and two isentropic processes Two constant volume and two isentropic processes Two isothermal and two isentropic processes Two constant pressure and two isentropic processes ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Kerosene is distilled at 470° to 550°C 345° to 470°C 65° to 220°C 220° to 345°C 470° to 550°C 345° to 470°C 65° to 220°C 220° to 345°C ANSWER DOWNLOAD EXAMIANS APP
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 300,000 Nm 3000 Nm 300 Nm 30 Nm 300,000 Nm 3000 Nm ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The main cause for the irreversibility is Mechanical and fluid friction Heat transfer with a finite temperature difference All of these Unrestricted expansion Mechanical and fluid friction Heat transfer with a finite temperature difference All of these Unrestricted expansion ANSWER DOWNLOAD EXAMIANS APP