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Chemical Engineering - Fuels and Combustion

Exercise : Fuels and Combustion - Section 8
46.
Pulverised coal used in boiler firing need not have
less moisture content
high fusion point of its ash
high bulk density
lower ash content
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
Lurgi coal gasifier is a pressurised __________ bed reactor.
moving
fixed
fluidised
entrained
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
Which is the most matured coal ?
Lignite
Bituminous
Semi-anthracite
Anthracite
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
The average molecular weight of a flue gas having the composition by volume as CO2 = 25%, O2 = 25%, N2 = 50% will be
27.6
23
47.3
42.9
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
Caking index of coal blend used for blast furnace coke making is about
8
12
22
36
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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