Steam Boilers, Engines, Nozzles And Turbines MCQ Questions & Answers

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Learn Steam Boilers, Engines, Nozzles And Turbines MCQ questions & answers are available for a Mechanical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Steam Boilers, Engines, Nozzles And Turbines MCQ question is the important chapter for a Mechanical Engineering and GATE students. Page-2 section-2

Each section contains 100 MCQs on Steam Boilers, Engines, Nozzles and Turbines .

Which of the following is a water tube boiler?

A) Lancashire boiler B) Babcock and Wilcox boiler C) Locomotive boiler D) Cochran boiler

Discuss

Answer & Solution

Answer: Option B

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

Which of the following is a water tube boiler?

A) Locomotive boiler B) Cochran boiler C) Cornish boiler D) Babcock and Wilcox boiler

Discuss

Answer & Solution

Answer: Option D

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

In water tube boilers

A) Water passes through the tubes which are surrounded by flames and hot gases B) The flames and hot gases pass through the tubes which are surrounded by water C) Forced circulation takes place D) None of these

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Answer & Solution

Answer: Option A

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

A packaged boiler is one in which various parts like firing equipment, fans, feed pumps and automatic controls are

A) Supplied by same manufacturer loose and assembled at site B) Supplied mounted on a single base C) Purchased from several parties and packed together at site D) Packaged boiler does not exist

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Answer & Solution

Answer: Option B

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

The biggest size of thermal power unit operating in India is

A) 30 MW B) 60 MW C) 100 MW D) 500 MW

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Answer & Solution

Answer: Option D

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

The critical pressure ratio for gases is

A) 0.528 B) 0.546 C) 0.577 D) 0.582

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Answer & Solution

Answer: Option A

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By compounding the expansion of steam in two or more cylinders, the ratio of expansion

A) Does not change B) Increases C) Decreases D) None of these

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Answer & Solution

Answer: Option C

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

When the total heat of steam is h kJ/kg and the sensible heat of feed water is h_f1 kJ/kg, then the factor of evaporation is given by

A) $$\frac{{{\text{h}} - {{\text{h}}_{{\text{f}}1}}}}{{2257}}$$ B) $$\frac{{{\text{h}} + {{\text{h}}_{{\text{f}}1}}}}{{2257}}$$ C) $$\frac{{{\text{h}} \times {{\text{h}}_{{\text{f}}1}}}}{{2257}}$$ D) None of these

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Answer & Solution

Answer: Option A

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The effect of super-saturation is that the

A) Mass of the steam discharged increases B) Entropy and specific volume of the steam increases C) Exit velocity of steam reduces D) All of these

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Answer & Solution

Answer: Option D

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

The steam temperature with increase in load in case of a boiler fitted with radiation superheater

A) Increases B) Decreases C) Remain unaffected D) First increases and then decreases

Discuss

Answer & Solution

Answer: Option B

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

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Steam Boilers, Engines, Nozzles And Turbines MCQ Questions & Answers | Mechanical Engineering