Furnace Technology
Low stack loss indicates the

Inefficient use of fuel
Oxygen enrichment of combustion air
Use of sub-stoichiometric air for combustion
Efficient use of fuel

ANSWER DOWNLOAD EXAMIANS APP

Furnace Technology
Recuperator is

Heavier than regenerator meant for the same duty
An intermittant waste heat recovery equipment
A continuous waste heat recovery equipment
Not used for fuel gas preheating

ANSWER DOWNLOAD EXAMIANS APP