Fuels and Combustion MCQs

469 MCQs  — Chemical Engineering MCQs  (Page 13 of 47)

Attempt Fuels and Combustion Quiz
The calorific value of producer gas is around _____________ kcal/Nm3?
A. 1300
B. 500
C. 4500
D. 9000
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Which is the heaviest fuel gas out of the following ?
A. Blast furnace gas
B. Coke oven gas
C. Water gas
D. Carburetted water gas
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Presence of phosphorous in metallurgical coal__________________?
A. Is not undesirable
B. Reduces its calorific value
C. Badly affects the quality of steel
D. Increases its caking power
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The reaction, C + CO2 ↔ 2CO, taking place during coal gasification is called the ______________ reaction?
A. Neumann reversal
B. Shift conversion
C. Boudouard
D. Reduction
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Which of the following petrographic constituents of coal is non-coking ?
A. Vitrain
B. Clarain
C. Durain
D. Fussain
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Power alcohol as compared to straight run gasoline has lower ________________?
A. Calorific value
B. Octane number
C. Specific gravity
D. Viscosity
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Abrasion index of blast furnace coke should be around _____________ percent?
A. 20
B. 35
C. 55
D. 80
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The calorific value of L.D. converter gas is about ____________ Kcal/Nm3?
A. 1800
B. 800
C. 4500
D. 10000
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Which of the following has the highest heat of combustion ?
A. H2
B. Co
C. Ch4
D. C2h6
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Initial pressure of oxygen introduced into the ‘bomb’ of the bomb calorimeter for determination of calorific value of coal/fuel oil may be around _____________ atm?
A. 3-5
B. 25-30
C. 60-65
D. 95-100
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Word of the Day
23 Jul
Aisle
a passage between rows of seats in a building such as a church or theatre, an aircraft, or train.
طویل تنگ راستہ، نشتوں کے درمیان راستہ

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