A closed gas turbine in which fuel is burnt directly in the air is not possible because of
Paucity of O2
Increasing gas temperature
High specific volume
High friction losses
- The compressor capacity with decrease in suction temperature
- The stagnation pressure rise in a centrifugal compressor takes place
- A compressor at high altitudes will require ________ power.
- Maximum work is done in compressing air when the compression is
- Losses in a centrifugal compressor are due to
- Gas turbine as compared to steam turbine
- Fighter bombers use following type of engine
- Propulsive efficiency is defined as ratio of
- Reheating in a multistage expansion gas turbine __________ compressor work.
- Which of the following statement is correct?
- Pick up the wrong statement
- Work ratio of a gas turbine may be improved by
- The fuel consumption in gas turbines is accounted for by
- In jet propulsion power unit, the inlet duct of diverging shape is used in order to
- The efficiency of jet engine is
- Pick up wrong statement. Surging phenomenon in centrifugal compressor depends on
- An air compressor may be controlled by
- Open cycle gas turbine works on
- Volumetric efficiency of air compressors is of the order of
- The compression ratio in a gas turbine is of the order of
- Pick up the wrong statement about advantages of multistage compression
- The output of a gas turbine is 300 KW and its efficiency is 20 percent, the heat supplied is
- In jet engines the products of combustion after passing through the gas turbine are discharged into
- A gas turbine used in air craft should have
- After-cooler is used to
- In an axial flow compressor, the ratio of pressure in the rotor blades to the pressure rise in the compressor…
- A 3 m³/min compressor means that it
- The following property is most important for material used for gas turbine blade
- The area of actual indicator diagram on an air compressor as compared to area of ideal indicator diagram…
- Standard air is the air at