Discussion
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- Question
The water tubes in a simple vertical boiler are
Options- A. horizontal
- B. vertical
- C. inclined
- Correct Answer
- inclined
- 1. An air preheater
Options- A. increases evaporative capacity of the boiler
- B. increases the efficiency of the boiler
- C. enables low grade fuel to be burnt
- D. all of the above Discuss
- 2. Which of the following statement indicates the difference between Cornish boiler and Lancashire boiler?
Options- A. Cornish boiler is a water tube boiler whereas Lancashire boiler is a fire tube boiler.
- B. Cornish boiler is a fire tube boiler whereas Lancashire boiler is a water tube boiler.
- C. Cornish boiler has one flue tube whereas Lancashire boiler has two flue tubes.
- D. Cornish boiler has two flue tubes whereas Lancashire boiler has one flue tube. Discuss
- 3. The ratio of brake power to the indicated power is known as
Options- A. mechanical efficiency
- B. overall efficiency
- C. indicated thermal efficiency
- D. brake thermal efficiency Discuss
- 4. The fittings mounted on the boiler for its proper and safe functioning is a
Options- A. water level indicatior
- B. pressure gauge
- C. safety valve
- D. all of these Discuss
- 5. A condenser where circulating water flows through tubes which are surrounded by steam, in known as
Options- A. surface condenser
- B. jet condenser
- C. barometric condenser
- D. evaporative condenser Discuss
- 6. Locomotive boiler produces steam at a very high rate.
Options- A. Yes
- B. No Discuss
- 7. The forced circulation of water does not take place in
Options- A. La-Mont boiler
- B. Lancashire boiler
- C. Velox boiler
- D. Benson boiler Discuss
- 8. A Cochran boiler is a horizontal multi-tubular boiler.
Options- A. Yes
- B. No Discuss
- 9. The length of Lancashire boiler varies from
Options- A. 5 to 6 m
- B. 6 to 7 m
- C. 7.25 to 9 m
- D. 9 to 10 m Discuss
- 10. Which of the following are boiler accessories?
Options- A. economiser
- B. superheater
- C. both (a) and (b)
- D. none of these Discuss
Steam Boilers and Engines problems
Search Results
Correct Answer: all of the above
Correct Answer: Cornish boiler has one flue tube whereas Lancashire boiler has two flue tubes.
Correct Answer: mechanical efficiency
Correct Answer: all of these
Correct Answer: surface condenser
Correct Answer: Yes
Correct Answer: Lancashire boiler
Correct Answer: No
Correct Answer: 7.25 to 9 m
Correct Answer: both (a) and (b)
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