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Chemical Engineering - Fuels and Combustion

Exercise : Fuels and Combustion - Section 10
11.
Atomising steam to fuel oil ratio in a burner should be around
0.5
1.5
2.5
3.5
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
Pure carbon is completely burnt in oxygen. The flue gas analysis is 70%CO2, 20%CO and 10%O2. The percent excess oxygen used is
20
12.5
0
10
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
Oxygen percentage (by weight) in atmospheric air is
19
21
23
29
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
__________ of the coal is the basis for Seylor's coal classification.
Proximate analysis
Ultimate analysis
Caking index
Calorific value
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
Main constituents of benzol are
benzene, toluene & xylene.
tar & creosote.
ammonia & phenol.
anthracene & phenol.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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