When operating at high or low speed in the use of nozzles in a turbine, attention and precaution must be taken that __________
A
The nozzles in use should be wide open
B
Operation with a few nozzles as it’s economical
C
The nozzles not in use must be tightly closed
D
All above
E
Only A and B
İlgili Sorular
Ship are designed for ;The diesel engine operates with a fixed sequence of events which may be achieved either in four ____...The principal purpose of an anchor windlass chain stopper is to__________.In case of oil burning of radio equipments on the bridge, the extinguishers should be the same as th...Having an unstarting compressor must make you think the possibiliy of_____________