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- Question
Water flows through a convergent mouthpiece of diameter 4 cm at convergence under a head of 3 metres. If the maximum vacuum pressure is 9 metres of water, the maximum diameter of divergence, to aviod separation of flow, is
Options- A. 4 cm
- B. 6 cm
- C. 2 cm
- D. 23 cm.
- Correct Answer
- 2 cm
- 1. From the point of tangency before an intersection, the route markers are fixed at a distance of
Options- A. 15 m to 30 m
- B. 20 m to 35 m
- C. 40 m to 50 m
- D. 50 m to 75 m
- E. 100 m to 150 Discuss
- 2. The sewer which collects the discharge from a collecting system and delivers it to a treatment plant, is known
Options- A. house sewer
- B. lateral sewer
- C. branch sewer
- D. sewer outfall. Discuss
- 3. The ratio of the effective length of a column and minimum radius of gyration of its cross-sectional area, is known
Options- A. buckling factor
- B. slenderness ratio
- C. crippling factor
- D. none of these. Discuss
- 4. The distance between main gears is 10 m, and the distance of nose gear from centre of main gears is 30 m. If the angle of turning is 60°, the distance of centre of rotation from the nearer main gear, is
Options- A. 12.30 m
- B. 11.30 m
- C. 10.30 m
- D. 9.30 m Discuss
- 5. The dimensions of a rectangular settling tank are : length 24 m, width 6 m and depth 3 m. If 2 hour detention period for tanks is recommended, the rate of flow of sewage per hour, is
Options- A. 204 cu m
- B. 208 cu m
- C. 212 cu m
- D. 216 cu m
- E. 220 cu m. Discuss
- 6. DGPS is based on the concept that bais errors in the position of locations in a given local area, are same if their distances are within
Options- A. 25 km
- B. 50 km
- C. 75 km
- D. 100 km
- E. 1250 km Discuss
- 7. A bar of square section of area a2 is held such that its one of its diameters is vertical. The maximum shear stress will develop at a depth h where h is
Options- A.
- B.
- C.
- D.
Discuss
- 8. When a canal flowing under pressure is carried below a natural drainage such that its F.S.L. does not touch the underside of the supporting structure, the structure so provided, is called
Options- A. syphon
- B. aqueduct
- C. super passage
- D. syphon-aqueduct. Discuss
- 9. The maximum shear stress occurs on the filament which makes an angle with the horizontal plane equal to
Options- A. 30°
- B. 45°
- C. 60°
- D. 90° Discuss
- 10. A kink is made in stock rails, ahead of the toe of switch at a distance of
Options- A. 10 cm
- B. 15 cm
- C. 20 cm
- D. 30 cm Discuss
More questions
Correct Answer: 100 m to 150
Correct Answer: sewer outfall.
Correct Answer: slenderness ratio
Correct Answer: 12.30 m
Correct Answer: 216 cu m
Correct Answer: 100 km
Correct Answer:
Correct Answer: super passage
Correct Answer: 45°
Correct Answer: 15 cm
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