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Compressors, Gas Turbines and Jet Engines

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
More
Less
May be less or more depending on ambient conditions

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Compressors, Gas Turbines and Jet Engines
In open cycle turbojet engines used in military aircraft, reheating the exhaust gas from the turbine by burning, more fuel is used to increase the

Both (A) and (B)
Thrust and range of aircraft
Efficiency of the engine
None of these

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Compressors, Gas Turbines and Jet Engines
The mass of gas turbine per kW developed is about ________ as that of an I.C. engine.

Same
One-half
One fourth
One sixth

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Compressors, Gas Turbines and Jet Engines
In which case the air-fuel ratio is likely to be maximum?

Gas turbine
4-stroke petrol engine
4-stroke diesel engine
Multi cylinder engine

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Compressors, Gas Turbines and Jet Engines
The main purpose of reheating in gas turbine is to

Increase temperature
Reduce turbine size
Increase power output
Increase speed

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Compressors, Gas Turbines and Jet Engines
Maximum delivery pressure is a rotary air compressor is of the order of

6 kg/cm²
25 kg/cm²
10 kg/cm²
16 kg/cm²

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