Which of the following will happen if the thickness of refractory wall of furnace is increased?
ATemperature on the outer surface of furnace walls will drop
BEnergy consumption will increase
CHeat loss through furnace wall will increase
DTemperature inside the furnace will fall
Correct answer
A. Temperature on the outer surface of furnace walls will drop
Explanation
The correct answer is Temperature on the outer surface of furnace walls will drop.