Conventionally, in a Babcock-Wilcox boiler, the circulation of water between the drum and the water-tubes is:

There is no circulation of water

Normally by naturally circulation (thermosiphon)

Conventionally, in a Babcock-Wilcox boiler, the circulation of water b

1.	Conventionally, in a Babcock-Wilcox boiler, the circulation of water between the drum and the water-tubes is:
A.	Caused by gravity
B.	By a pump
C.	There is no circulation of water
D.	Normally by naturally circulation (thermosiphon)
Answer» E.