Engineering Thermodynamics The fuel mostly used in blast furnace for extracting pig iron from iron ores is Hard coke Bituminous coal Pulverized coal Soft coke Hard coke Bituminous coal Pulverized coal Soft coke ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio) 1 - (1/r) γ/γ - 1 rγ - 1 1 - (1/r) γ - 1/ γ 1 - rγ - 1 1 - (1/r) γ/γ - 1 rγ - 1 1 - (1/r) γ - 1/ γ 1 - rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a gas vapour is allowed to expand through a very minute aperture, then such a process is known as Hyperbolic expansion Adiabatic expansion Throttling Free expansion Hyperbolic expansion Adiabatic expansion Throttling Free expansion ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For a perfect gas, according to Boyle’s law (where P = Absolute pressure, V = Volume and T = Absolute temperature) P/T = constant, if v is kept constant T/P = constant, if v is kept constant P v = constant, if T is kept constant V/T = constant, if p is kept constant P/T = constant, if v is kept constant T/P = constant, if v is kept constant P v = constant, if T is kept constant V/T = constant, if p is kept constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A perpetual motion machine is A hypothetical machine whose operation would violate the laws of thermodynamics A non-thermodynamic machine A thermodynamic machine A hypothetical machine A hypothetical machine whose operation would violate the laws of thermodynamics A non-thermodynamic machine A thermodynamic machine A hypothetical machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The temperature at which the volume of a gas becomes zero is called Absolute scale of temperature None of these Absolute zero temperature Absolute temperature Absolute scale of temperature None of these Absolute zero temperature Absolute temperature ANSWER DOWNLOAD EXAMIANS APP