Feed-water entering the boiler section first passes through the __________ section where it is heated by the combustion gases leaving the boiler.
A ) furnace
B ) economizer
C ) boiler drum
D ) superheater
Answer: B
Feed-water entering the boiler section first passes through the __________ section where it is heated by the combustion gases leaving the boiler.
A ) furnace
B ) economizer
C ) boiler drum
D ) superheater
Answer: B