Q. In a four stage compressor system first and third stage pressures are 1 and 9 kg/cm2 respectively. What will be the fourth stage delivery pressure (Solved)
1. 243 kg/cm2
2. 81 kg/cm2
3. 3 kg/cm2
4. 27 kg/cm2
5. 9 kg/cm2
- b. 81 kg/cm2
1. 243 kg/cm2
2. 81 kg/cm2
3. 3 kg/cm2
4. 27 kg/cm2
5. 9 kg/cm2