Discussion
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- Question
The length of shell of a Locomotive boiler is
Options- A. 1 m
- B. 2 m
- C. 3 m
- D. 4 m
- Correct Answer
- 4 m
- 1. The function of a piston rod is
Options- A. to guide motion of the piston rod and to prevent it from bending
- B. to transfer motion from the piston to the cross head
- C. to convert heat energy of the steam into mechanical work
- D. to exhust steam from the cylinder at proper moment Discuss
- 2. The function of a crosshead is to guide motion of the __________ and to prevent it from bending.
Options- A. piston rod
- B. connecting rod
- C. eccentric rod
- D. valve rod Discuss
- 3. Loeffler boiler is a water tube boiler using a forced circulation of water.
Options- A. True
- B. False Discuss
- 4. The aim of a compound steam engine is
Options- A. to reduce the ratio of expansion in each cylinder
- B. to reduce the length of stroke
- C. to reduce the temperature range in each cylinder
- D. all of the above Discuss
- 5. A draught produced by a chimney due to the difference of densities between the hot gases inside the chimney and cold atmospheric air outside it, is called natural draught.
Options- A. Yes
- B. No Discuss
- 6. Which of the following statement is correct?
Options- A. Lancashire boiler is a fire tube boiler.
- B. Fire tube boilers are internally fired.
- C. Babcock and Wilcox boiler is a water tube boiler.
- D. all of the above Discuss
- 7. The effect of wire drawing is to decrease the area of indicator diagram and thus work done by the engine is reduced.
Options- A. Agree
- B. Disagree Discuss
- 8. In a reciprocating steam engine, the heat energy in the steam is converted into mechanical work by the to and fro motion of the piston.
Options- A. Agree
- B. Disagree Discuss
- 9. In radial cams, the follower moves
Options- A. in a direction perpendicular to the cam axis
- B. in a direction parallel to the cam axis
- C. in any direction irrespective of cam axis
- D. along the cam axis Discuss
- 10. When screw threads are to be used in a situation where power is being transmitted in one direction only, then the screw threads suitable for this will be
Options- A. square threads
- B. acme threads
- C. knuckle threads
- D. buttress threads Discuss
Steam Boilers and Engines problems
Search Results
Correct Answer: to transfer motion from the piston to the cross head
Correct Answer: piston rod
Correct Answer: True
Correct Answer: all of the above
Correct Answer: Yes
Correct Answer: all of the above
Correct Answer: Agree
Correct Answer: Agree
Correct Answer: in a direction perpendicular to the cam axis
Correct Answer: buttress threads
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