A centrifugal compressor works on the principle of
Conversion of pressure energy into kinetic energy
Conversion of kinetic energy into pressure energy
Centripetal action
Generating pressure directly
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- The clearance volume of the air compressor is kept minimum because
- Choose the correct statement
- A large clearance volume in a reciprocating compressor results in
- The reason for volumetric efficiency of reciprocating compressor being less than 100 percent is
- It is not possible to use closed gas turbine cycle in aeronautical engines because
- The intercooler pressure, for minimum work required, for a two stage reciprocating air compressor, is…
- The ratio of the volume of free air delivery per stroke to the swept volume of the piston, is known…
- An ideal air compressor cycle without clearance on PV diagram can be represented by following processes
- When air is to be compressed at a high pressure, then it is advantageous to use
- The area of actual indicator diagram on an air compressor as compared to area of ideal indicator diagram…
- Euler's equation is applicable for
- In a centrifugal compressor, an increase in speed at a given pressure ratio causes
- The capacity of compressor will be highest when its intake temperature is
- In a jet propulsion unit, the products of combustion after passing through the gas turbine are discharged…
- For an irreversible gas turbine cycle, the efficiency and work ratio both depend on
- The overall isothermal efficiency of compressor is defined as the ratio of
- The volumetric efficiency of compressor with increase in compression ratio will
- In a single acting reciprocating compressor, the suction, compression and delivery of air takes place…
- The pressure ratio in gas turbines is of the order of
- If the clearance ratio for a reciprocating air compressor is 'K', then its volumetric efficiency is…
- The compressed air may be used
- Gas turbines for power generation are normally used
- The air entry velocity m a rocket as compared to aircraft is
- A closed cycle gas turbine gives ________ efficiency as compared to an open cycle gas turbine.
- Maximum delivery pressure is a rotary air compressor is of the order of
- The thrust on the rotor in a centrifugal compressor is produced by
- Ratio of indicated H.P. and brake H.P. is known as
- Inter cooling in compressors
- During base load operation, the best method of controlling compressor is
- Cylinder clearance in a compressor should be