engineering recuitment ONGC AEE Mechanical Mock Test 2025 Power Engineering Air and Gas Compressors Centrifugal Compressors
In a two-stage reciprocating compressor, the suction pressure is 1.5 bar and delivery pressure is 54 bar with a perfect intercooler. If both stages follow the same polytropic process, the intermediate pressure will be equal to
1
6 bar
2
9 bar
3
27.75 bar
4
\(\frac{1}{\sqrt2}\)bar
5
27 bar