railway RRB JE (CBT I + CBT II) Mock Test 2024 Power Engineering Air and Gas Compressors Reciprocating Compressors
Consider the following statements in respect of maximum efficiency of a two-stage reciprocating compressor:
1. The pressure ratios are same for each stage.
2. The work done is same in each stage.
3. The intercooling is perfect.
Which of the above statements are correct?1
1 and 2 only
2
1 and 3 only
3
2 and 3 only
4
1, 2 and 3