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Chemical Engineering - Fuels and Combustion

Exercise : Fuels and Combustion - Section 1
11.
Junker's calorimeter is used to determine the calorific value of
pulverised coal
gaseous fuels
fuel oil
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
Combustion reaction of fuels is a/an __________ reaction.
auto catalytic
exothermic
endothermic
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
Improper storage condition results in the weathering of coal and spontaneous combustion, which increases its
caking index.
yield of carbonised products.
friability & oxygen content.
calorific value.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
Which of the following constituents of coal is the most important in the production of coke?
Moisture
Ash
Volatiles
Carbon
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
High temperature in gasification of coal favours
high production of CO2.
low production of CO2.
high production of CO.
both (b) and (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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