IndiaBIX

Chemical Engineering - Fuels and Combustion

Exercise : Fuels and Combustion - Section 9
11.
Power alcohol as compared to straight run gasoline has lower
calorific value
octane number
specific gravity
viscosity
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
When the coal is heated in absence of air, it is called its
deoxidation
gasification
coalification
carbonisation
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
C.V. (kcal/Nm3) of gaseous fuels __________ with increase in molecular weight.
decreases
increases
remains constant
may increase or decrease, depends on combustibles.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
Shatter index of the coke is a measure of its
strength
bulk density
reactivity
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
Narrow coke ovens as compared to wider coke ovens
produce smaller coke.
produce stronger coke.
require less time of carbonisation.
all (a), (b) and (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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