Iron Making Metallurgy Engineering Quiz Questions - 1

Question: 1

Blast furnace stoves are heated by

(A) B.F. gas or mixed gas

(B) Super heated steam

(C) Waste flue gases

(D) Coke oven gas

Ans: A

B.F. gas or mixed gas

Question: 2

Main area of fuel economy in blast furnace operation is to reduce the

(A) Coke dust losses in outgoing B.F. gas

(B) Sensible heat loss from blast furnace gas

(C) Gaseous fuel consumption in stoves

(D) Coke rate

Ans: D

Coke rate

Question: 3

Which of the following alloying elements, when added to plain carbon steel, increases its corrosion/oxidation resistance?

(A) Molybdenum

(B) Chromium

(C) Cobalt

(D) Tungsten

Ans: B


Question: 4

In electric arc process of steel making, use of oxygen helps in accelerating the rate of

(A) Coke combustion

(B) Carbon removal

(C) Sulphur removal

(D) Slag oxidation

Ans: B

Carbon removal

Question: 5

Which of the following is not used as a deoxidiser in steel making?

(A) Aluminium

(B) Manganese

(C) Silicon

(D) Nickel

Ans: D


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