Which of the following constituents of coal is the most important in the production of coke ?
Correct answer: B. Carbon
- A. Moisture
- B. Carbon
- C. Volatiles
- D. Ash
Explanation
Fixed carbon is the principal combustible and coke-forming constituent of coal. Moisture and ash dilute the product, while volatile matter mainly affects the gas and tar released during carbonisation.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? [email protected]
Practise Chemical Process Principles
2,710 free Chemical Process Principles MCQs from Chemical Engineering, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Chemical Engineering questions like this
Chemical Engineering is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.
More Chemical Process Principles questions
The liquid used for the washing of coal in an industrial coal washery is a mixture of water and ____________________?
Quantity of coke produced from metallurgical coal may be around _____________ percent?
Explosion limit of blast furnace gas is 37 to 71% gas in gas-air mixture. It means that the blast furnace gas will explode when burnt in a confined space, if its concentration in the gas-air mixture is _______________ percent?
The combustion reaction, C + O2 = CO2, is ___________________?
Orsat apparatus is meant for ___________________?
Yield of coke oven gas in low temperature carbonisation of coal is about ______________ Nm3 /ton of dry coal?