Incomplete combustion of a fuel is characterised by the high _______________ in the flue gas?
Correct answer: D. Carbon monoxide
- A. Smoke
- B. Temperature
- C. Oxygen
- D. Carbon monoxide
Explanation
Incomplete combustion leaves part of the carbon-containing fuel only partially oxidised, producing carbon monoxide instead of carbon dioxide. Smoke may also increase, but the characteristic gaseous indicator is high CO in the flue gas.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? support@testustad.com
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.
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
Pitch creosote mixture (PCM) as compared to furnace oil is a better fuel, because its ___________________?
Which is the most matured coal ?
Percentage of carbon monoxide in blast furnace gas may be around ____________________ ?
Very ______________ coals are completely devoid of cokability i.e., it is non-coking ?
High excess air in combustion of fuels results in____________________?
"Micum Index" of a coke is a measure of its___________________?