Isothermal

Polytropic

Isentropic

Any one of these

**The mean effective pressure of the compressor is the****The degree of reaction is usually kept ________ for all types of axial flow compressors.****Which of the following statement is correct relating to rocket engines?****For a two stage compressor, if index of compression for higher stage is greater than index of compression…****The compression ratio in a gas turbine is of the order of****The capacity of compressor will be highest when its intake temperature is****Mechanical efficiency of gas turbines as compared to I.C engines is****Volumetric efficiency of a compressor without clearance volume****In turbo fan engine, the jet velocity as compared to turbojet engine is****For perfect intercooling in a three stage compressor****A closed cycle gas turbine works on****The temperature of air at the beginning of the compression stroke is ________ the atmospheric temperature.****The compressor capacity is defined as the****The assumption made in two stage compression with intercooler is that****Maximum work is done in compressing air when the compression is****1 m of air at atmospheric condition weighs approximately****Diffuser in a compressor is used to****Inter-cooling in multistage compressors is done****Ratio of indicated h.p. to shaft h.p. in known as****There is a certain pressure ratio (optimum) for a gas turbine at which its thermal efficiency is maximum.…****The velocity of air entering in a rocket is ________ as compared to an aircraft.****The ratio of isentropic work to Euler work is known as****Air-fuel ratio in a jet engine will be of the order of****The mass of gas turbine per kW developed is about ________ as that of an I.C. engine.****The degree of reaction in an axial flow compressor is defined as the ratio of static enthalpy rise in…****The ratio of the increase in pressure in rotor blades to total increase in pressure in the stage is…****The efficiency and work ratio of a gas turbine plant can be increased by****The ratio of isentropic work to Eulers work is known as****Ram compression in turbojet involves****A 3 m³/min compressor means that it**