Recent questions in IES Objectives-1

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For a multi- stage compressor, the polytropic efficiency is

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The heat rejection by a reciprocating air compressor

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Centrifugal compressors are suitable for large discharge and wider mass flow range

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The blade tips the degree of reaction in a centrifugal compressor is equal to

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The area of annuals of the succeeding stages will

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The degree of reaction will be

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The energy transfer process is

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The turbomachine used to circulate refrigerant in large refrigeration plant is

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The value of polytropic exponent of compression is generally taken as

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What is the thermodynamic work done by the body?

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The optimum pressure in the last intercooler will be

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Which of the following thermodynamic properties are intensive properties?

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In axial flow compressors, momentum blading is more efficient than

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In axial flow compressors, momentum blading is more efficient than

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What will be work interaction in process $_{2}W_{1}$?

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The network for the cyclic process is

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Statement (I): Steady flow means that the rates of flow of

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What is work done when V changes from 2 to 6 m3?

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The displacement work done by a system is given by $\int pdv$. It is valid for

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The expression $\int_{1}^{2}Pdv$ gives the measure of work during

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