Fuels, Furnace and Refractories Technology MCQ Questions and Answers

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Enhance your knowledge of Fuels, Furnace and Refractories Technology with this comprehensive collection of MCQ questions and answers. These MCQ questions and answers in Fuels, Furnace and Refractories Technology are specifically designed for students of Metallurgical Engineering who are preparing for the GATE Exam. Strengthen your preparation and excel in your studies with this valuable resource. Page-5 section-1

The internal energy of the combustion products is . . . . . . . . compared to that of reactants.

A) more or less; (depends on the state of fuel) B) more C) less D) same

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Natural gas is essentially

A) methane B) propane + butane C) 30% CO + 15% H₂ + 45% N₂ D) 50% methane 50% H₂

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Size of blast furnace grade coke is . . . . . . . . mm.

A) 15 - 25 B) 5 - 16 C) 10 - 15 D) 25 - 80

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Softening temperature of coal ash is a measure of the . . . . . . . . of coal.

A) clinkering tendency B) caking tendency C) coking tendency D) size stability

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Thorium, zirconium, platinum, nickel, iron, molybdenum, tungsten are the . . . . . . . .

A) Acidic refractories B) Basic refractories C) Neutral refractories D) None of these

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Proximate analysis of coal determines its . . . . . . . . content.

A) moisture, volatile matter, ash & fixed carbon B) moisture, ash, sulphur & volatile matter C) moisture, sulphur, nitrogen & fixed carbon D) none of these

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Improper storage condition results in the weathering of coal and spontaneous combustion, which increases its

A) friability & oxygen content B) caking index C) yield of carbonized products D) calorific value

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Flue gas discharge velocity through chimney of a big thermal power plant may be around . . . . . . . . m/sec.

A) 0.5 B) 10 C) 500 D) 50

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Basic oxygen furnace is used for

A) Iron making B) Degassing of diatomic gasses C) Desulphurization of steel D) None of these

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

The Rotary kiln furnace is used for

A) Flux making B) Sinter making C) Conventional route of iron making D) Alternative routes of iron making

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

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Fuels, Furnace and Refractories Technology MCQ Questions and Answers | Metallurgical Engineering