Engine: Steam Plants

1. A lowest practical chest pressure and the maximum number of nozzles possible to maintain the desired speed
2. B highest practical chest pressure and the minimum number of nozzles required to maintain the desired speed
3. C lowest practical chest pressure and the minimum number of nozzles required to maintain the desired speed
4. D highest practical chest pressure and the maximum number of nozzles possible to maintain the desired speed

Tip: press A-D to answer