It is not possible to use closed gas turbine cycle in aeronautical engines because
It is inefficient
It is bulky
It requires cooling water for its operation
None of the above
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- If V, U and Vr represent the absolute velocity of fluid, velocity of blade, and relative velocity of…
- The propulsive power of the rocket is (where v₁ = Jet velocity, and v₂ = Aircraft velocity)
- Temperature of gases at end of compression as compared to exhaust gases in a gas turbine is
- The combustion efficiency of a gas turbine using perfect combustion chamber is of the order of
- In a centrifugal compressor, the ratio of the ________ to the blade velocity is called slip factor.
- The volume of air delivered in a medium capacity air compressor per unit time is
- Isothermal compression though most efficient, but is not practicable because
- The stagnation pressure rise in a centrifugal compressor takes place
- For minimum work required to compress and deliver a quantity of air by multistage compression
- For perfect intercooling in a three stage compressor
- The type of rotary compressor used in aeroplanes, is of
- In a single acting reciprocating compressor, the suction, compression and delivery of air takes place…
- Separators are generally used in air compressor installations
- Inter-cooling in multistage compressors is done
- The compressed air may be used
- Euler's equation is applicable for
- The following property is most important for material used for gas turbine blade
- Fighter bombers use following type of engine
- The air power of the compressor is also known as
- A gas turbine used in air craft should have
- Pick up the wrong statement
- A machine used to raise the pressure of air is called
- Diffuser in a compressor is used to
- Work ratio of a gas turbine plant is ratio of
- The pressure ratio of an ideal vaned compressor with increase in mass flow rate
- The compressor efficiency is the
- The most efficient method of compressing air is to compress it
- The compression ratio for the compressor is always __________ unity.
- In a centrifugal compressor, the flow of air is ________ to the axis of compressor.
- During base load operation, the best method of controlling compressor is