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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
An air receiver is to be placed outside. Should it be placed in

Sun
Rain
Enclosed room
Shade

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Compressors, Gas Turbines and Jet Engines
Euler's equation is applicable for

Axial compressor
All of these
Centrifugal compressor
Pumps

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Compressors, Gas Turbines and Jet Engines
As the turbine inlet temperature increases, the thermal efficiency of gas turbine for the optimum pressure ratio

Decreases
First increases and then decreases
Remain same
Increases

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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.

One fourth
Same
One-half
One sixth

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Compressors, Gas Turbines and Jet Engines
When the temperature of air leaving the inter-cooler, in a two stage compression with inter-cooler, is ________ the original atmospheric air temperature, then the intercooling is known as perfect or complete intercooling.

Equal to
None of these
More than
Less than

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Compressors, Gas Turbines and Jet Engines
Volumetric efficiency is

The ratio of the air actually delivered to the amount of piston displacement
The ratio of stroke volume to clearance volume
Index of compressor performance
Reciprocal of compression ratio

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