Fuels and Combustion
'Mixed gas' used in steel plants is a mixture of

Coke oven gas and L.P.G
F. gas and coke oven gas
Coke oven gas and converter gas
Blast furnace gas and naphtha vapor

ANSWER DOWNLOAD EXAMIANS APP

Fuels and Combustion
The main drawback of supplying more excess air in the combustion of fuel is the

Intermittant and uncontrolled combustion of the fuel
Enhanced sensible heat loss in the flue gas
Excessive power requirement of air blower
High exit flue gas temperature from the furnace

ANSWER DOWNLOAD EXAMIANS APP