Fuels and Combustion MCQs

469 MCQs  — Chemical Engineering MCQs  (Page 3 of 47)

Attempt Fuels and Combustion Quiz
A coal having high volatile matter content will ________________?
A. Give less yield of tar and gas on carbonisation
B. Burn with a small non-smoky flame
C. Have a very high calorific value
D. None of these
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Mott and Wheeler test is conducted on coke to find its _____________________?
A. Reactivity with o2
B. Abradability
C. Phosphorus content
D. Volatile matter content
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Coal is pulverised before burning in large capacity boiler furnaces mainly to____________________
A. Ensure its complete combustion
B. Facilitate easy ash removal
C. Enhance its calorific value
D. Provide trouble free operation
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Laboratory gas is obtained by the cracking of____________________?
A. Gasoline
B. Diesel
C. Fuel oil
D. Kerosene
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‘Wind loss’ resulting from unscientific storage of coal may be the order of about _____________ percent?
A. 2.5
B. 7.5
C. 10.5
D. 14.5
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Caking index of the coal blend used for the manufacture of metallurgical coke should be around__________________?
A. 5
B. 21
C. 40
D. 48
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Main constituent of the gas produced from a gobar gas plant is___________________?
A. Co2
B. Ch4
C. H2
D. Co
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Cannel coal and boghead coal are the examples of _________________?
A. Humic coals
B. Liptobiolites
C. Sapropelic coals
D. None of these
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Which of the following is not endothermic ?
A. Cracking
B. Reforming
C. Gasification
D. Partial oxidation
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Gross calorific value will be equal to the net calorific value for __________________?
A. H2
B. C2h2
C. Co
D. C2h6
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Word of the Day
22 Jul
Combative
ready or eager to fight or argue.
لڑاکا، متنازع، جھگڑالو

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