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Home ‣ Mechanical Engineering ‣ Steam Boilers and Engines See What Others Are Saying!
- Question
Lancashire boiler is a stationary fire tube boiler.
Options- A. Agree
- B. Disagree
- Correct Answer
- Agree
- 1. The forces, which meet at one point and their lines of action also lie on the same plane, are known as
Options- A. coplaner concurrent forces
- B. coplaner non-concurrent forces
- C. non-coplaner concurrent forces
- D. non-coplaner non-concurrent forces Discuss
- 2. Which of the following represents Otto cycle on temperature - entropy (T - s) diagram?
Options- A.
- B.
- C.
- D.
Discuss
- 3. Which of the following statement is incorrect?
Options- A. The liquid fuels consist of hydrocarbons.
- B. The liquid fuels have higher calorific value than solid fuels.
- C. The solid fuels have higher calorific value than liquid fuels.
- D. A good fuel should have low ignition point. Discuss
- 4. The difference of supersaturated temperature and saturation temperature at that pressure is called
Options- A. degree of supersaturation
- B. degree of superheat
- C. degree of undercooling
- D. none of these Discuss
- 5. The entropy of the universe is continually on the increase.
Options- A. Correct
- B. Incorrect Discuss
- 6. The relative efficiency of an I.C. engine is the ratio of the indicated thermal efficiency to the air standard efficiency.
Options- A. Correct
- B. Incorrect Discuss
- 7. The clearance volume in the compressor is kept minimum because it effects on volumetric efficiency.
Options- A. Correct
- B. Incorrect Discuss
- 8. Lame's theory is associated with
Options- A. thin cylindrical shells
- B. thick cylindrical shells
- C. direct and bending stresses
- D. none of these Discuss
- 9. The free air delivery is the volume of air that can be delivered by a compressor freely.
Options- A. True
- B. False Discuss
- 10. A steel containing 16 to 18% chromium and about 0.12% carbon is called
Options- A. ferritic stainless steel
- B. austenitic stainless steel
- C. martensitic stainless steel
- D. nickel steel Discuss
More questions
Correct Answer: coplaner concurrent forces
Correct Answer:
Correct Answer: The solid fuels have higher calorific value than liquid fuels.
Correct Answer: degree of undercooling
Correct Answer: Correct
Correct Answer: Correct
Correct Answer: Correct
Correct Answer: thick cylindrical shells
Correct Answer: False
Correct Answer: ferritic stainless steel
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