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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. Page-9 section-2

Each section contains 100 MCQs on Fuels and Combustion .
81
Which of the following will generate maximum volume of product of complete combustion (Nm3/Nm3 of fuel)?
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Answer & Solution
Answer: Option C
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82
Use of excess of combustion air in the combustion of fuels results in
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Answer & Solution
Answer: Option A
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83
High excess air in combustion of fuels results in
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Answer & Solution
Answer: Option A
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84
Combustion of pulverised fuel
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Answer: Option A
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85
The internal energy of the combustion products is __________ compared to that of reactants.
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Answer: Option B
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86
For every 10% increase in the excess air; the fuel consumption increases by __________ percent.
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Answer: Option A
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87
Correct viscosity of furnace oil at the burner tip for proper atomisation is about 25 centistokes. To reduce the viscosity of high viscosity furnace oil (250 centistokes) to the correct atomisation viscosity (i.e. 25 cst), it should be preheated to about____°C.
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Answer & Solution
Answer: Option C
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88
Fixed carbon in coal is defined as
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Answer: Option C
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89
The most matured coal out of the following is
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Answer: Option B
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90
Yield of charcoal in high temperature carbonisation of wood is about __________ percent.
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Answer: Option B
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