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- Question
The piston of a steam engine moves with a simple harmonic motion. The crank rotates 120 r.p.m. and the stroke length is 2 metres. The linear velocity of the piston when it is at a distance of 0.5 metre from the centre, is
Options- A. 5.88 m/sec
- B. 8.88 m/sec
- C. 10.88 m/sec
- D. 12.88 m/sec.
- Correct Answer
- 10.88 m/sec
- 1. For construction of structures under water, the type of lime used, is
Options- A. hydraulic lime
- B. fat lime
- C. quick lime
- D. pure lime
- E. none of these. Discuss
- 2. The distance measured along one rivet line from the centre of a rivet to the centre of adjoining rivet on an adjacent parallel rivet line, is called
Options- A. pitch of rivet
- B. gauge distance of rivet
- C. staggered pitch
- D. all the above
- E. none of these. Discuss
- 3. For the prediction of future population of a city, the factor to be considered, is
Options- A. births
- B. deaths
- C. migrants
- D. all the above. Discuss
- 4. To the calculated area of cover plates of a built-up beam, an allowance for rivet holes to be added, is
Options- A. 10%
- B. 13%
- C. 15%
- D. 18%
- E. 20%. Discuss
- 5. The asbestos cement pipes are generally laid
Options- A. horizontally
- B. vertically
- C. at an angle of 30°
- D. at an angle of 60°. Discuss
- 6. The piece of a brick cut with its one corner equivalent to half the length and half the width of a full brick, is known as
Options- A. queen closer
- B. bevelled closer
- C. king closer
- D. half king closer. Discuss
- 7. Discrete or granular particles change their
Options- A. size
- B. shape
- C. weight
- D. none of these. Discuss
- 8. Wing loading of an aircraft is
Options- A. load of the wings
- B.
- C.
- D.
- E. None of these. Discuss
- 9. To prevent creep in rails, the steel sleepers are fixed with rails by clips, bolts and
Options- A. one key
- B. two keys
- C. three keys
- D. four keys. Discuss
- 10. If cross slope of a country is greater than 60%, the terrain is classified as
Options- A. rolling
- B. mountainous
- C. steep
- D. plain. Discuss
More questions
Correct Answer: hydraulic lime
Correct Answer: staggered pitch
Correct Answer: all the above.
Correct Answer: 13%
Correct Answer: vertically
Correct Answer: king closer
Correct Answer: none of these.
Correct Answer:
Correct Answer: four keys.
Correct Answer: steep
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