7000+ Fuel Technology MCQ Questions and Answers - 2

Question: 6

Largest constituent of coke oven gas is

(A) CO₂

(B) CH₄

(C) H₂

(D) N₂

Question: 7

A gaseous fuel in order to develop luminousity on burning must contain

(A) Hydrocarbons

(B) O₂

(C) H₂

(D) CO

Question: 8

Which is the most reactive fuel?

(A) Anthracite

(B) Blast furnace coke

(C) Low temperature coke

(D) Sub bituminous coal

Question: 9

Which has the least percentage of ash?

(A) Metallurgical coke

(B) Foundry coke

(C) Petroleum coke

(D) Beehive coke

Question: 10

When coal is heated in absence of air, it is called its

(A) Carbonization

(B) Coalification

(C) Deoxidation

(D) Gasification