Air motors work on the cycle which is the reverse of the reciprocating air compressor cycle.

More Questions from Compressors, Gas Dynamics and Gas Turbines

• In gas turbines, the work input with intercooling is __________ the work input with no intercooling.
• In reciprocating air compressors, isothermal efficiency is used for all sorts of calculations.
• The perfect intercooling, in multistage compression, means that the temperature of air at inlet to subsequent stages is equal to the initial temperature.
• For perfect intercooling in a three stage compressor,
• In a single acting reciprocating air compressor, without clearance, the compression of air may be
• In open cycle turbo-jet engines used in military aircraft, reheating the exhaust gas from the turbine by burning, more fuel is used to increase the
• The efficiency of roots blower __________ with the increase in pressure ratio.
• A closed cycle gas turbine works on
• The clearance, in a single stage, single acting reciprocating air compressor does not effect the workdone on the air and the power required for compressing the air.
• For a multi-stage compressor, the polytropic efficiency is constant throughout for all the stages.

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