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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The ratio of the volume of free air delivery per stroke to the swept volume of the piston, is known as

Volumetric efficiency
Mechanical efficiency
Compressor efficiency
Isothermal efficiency

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Compressors, Gas Turbines and Jet Engines
A jet engine has

Propeller on the top
Propeller at back
No propeller
Propeller in front

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Compressors, Gas Turbines and Jet Engines
Reheating in multistage expansion gas turbine results in

High thermal efficiency
Reduction in compressor work
Decrease of heat loss in exhaust
Maximum work output

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Compressors, Gas Turbines and Jet Engines
The ratio of the increase in pressure in rotor blades to total increase in pressure in the stage is called

Pressure ratio
Pressure coefficient
Degree of reaction
Slip factor

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Compressors, Gas Turbines and Jet Engines
In the aircraft propellers

All of these
The propulsive matter is caused to flow around the propelled body
Its functioning does not depend on presence of air
Propulsive matter is ejected from within the propelled body

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Compressors, Gas Turbines and Jet Engines
The power available for takeoff and climb in case of turbojet engine as compared to reciprocating engine is

Same
Less
May be less or more depending on ambient conditions
More

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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