For a multi-stage compressor, the polytropic efficiency is constant throughout for all the stages.

More Questions from Compressors, Gas Dynamics and Gas Turbines

• The degree of reaction is usually kept __________ for all types of axial flow compressors.
• The compressor capacity is defined as the
• In a centrifugal compressor, the flow of air is __________ to the axis of compressor.
• The ratio of the isentropic work to the Euler's work is known as pressure coefficient.
• In a double acting compressor, the air is compressed
• If the flow of air through the compressor is perpendicular to its axis, then it is a
• The minimum work required for a three stage reciprocating air compressor is __________ the work required for each stage.
• For minimum work in multi-stage compression, the workdone on all stages should be equal.
• In a closed cycle gas turbine, the air is compressed
• The reason for volumetric efficiency of reciprocating compressor being less than 100 percent is

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