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Fuels And Combustion MCQ Questions & Answers | Chemical Engineering

Learn Fuels And Combustion MCQ questions & answers are available for a Chemical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Fuels And Combustion MCQ question is the important chapter for a Chemical Engineering and GATE students.

Each section contains 100 MCQs on Fuels and Combustion .
1
Incomplete combustion of fuel in the furnace is judged by high __________ of the flue gases.
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Answer & Solution
Answer: Option A
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2
High sulphur content in a fuel __________ of the flue gases.
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Answer: Option D
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3
Fusion point of coal ash generally varies from 1000 to 1700°C. Ash having fusion point less than __________ °C is liable to form clinker.
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Answer: Option A
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4
Coal tar fuel - 200 (CTF 200) is a mixture of
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Answer: Option A
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5
Kopper-Totzek coal gasifier (installed in a coal based nitrogeneous fertiliser plant) employs a/an __________ bed gasifier.
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Answer: Option A
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6
Which of the following combustibles is absent in blast furnace gas?
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Answer: Option B
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7
Which of the following would require maximum amount of % excess air for complete combustion?
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Answer: Option D
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8
A sample of natural gas containing 80% methane (CH4) and rest nitrogen (N2) is burnt with 20% excess air. With 80% of the combustibles producing CO2 and the reminder going to CO, the Orsat analysis in volume percent is
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Answer: Option B
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9
Calorific value of gobar gas (containing CH4 = 60%, H2 = 10%, CO2 = 30%) may be about __________ Kcal/Nm3.
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Answer: Option C
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10
Calorific value of coal middling generated in coal washeries during washing of coal may be around __________ Kcal/kg.
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Answer: Option B
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