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- Question
The downstream end of a long prismatic channel of mild slope, ends in a pool created by a dam. The resulting non-uniform water surface profile can be described as one of the following :
Options- A. M3 profile ending in a hydraulic jump
- B. M1 profile that lies above normal depth line
- C. M2 profile that lies between critical and normal depth lines
- D. M3 profile that lies between critical and normal depth lines
- Correct Answer
- M3 profile that lies between critical and normal depth lines
- 1. For night landing, the thresholds are lighted
Options- A. green
- B. red
- C. white
- D. yellow Discuss
- 2. On B.G. tracks the distance of outer signal from station limit is kept
Options- A. 510 m
- B. 520 m
- C. 530 m
- D. 540 m
- E. 550 m Discuss
- 3. The notch angle for maximum discharge over a triangular notch, is
Options- A. 30°
- B. 60°
- C. 90°
- D. 120° Discuss
- 4. In scanty rainfall regions, the camber provided will be
Options- A. nil
- B. flatter
- C. steeper
- D. None of these. Discuss
- 5. The radius of curvature of the arc of the bubble tube is generally kept
Options- A. 10 m
- B. 25 m
- C. 50 m
- D. 100 m Discuss
- 6. The solid angles are measured in
Options- A. degrees
- B. grades
- C. radians
- D. steradians. Discuss
- 7. The absolute minimum sight distance required for stopping a vehicle moving with a speed of 80 km ph, is
Options- A. 120 m
- B. 200 m
- C. 640 m
- D. none of these. Discuss
- 8. The expected out turn of 12 mm plastering with cement mortar is
Options- A. 2.5 sq m
- B. 4.0 sq m
- C. 6.0 sq m
- D. 8.0 sq m
- E. 10 sq m Discuss
- 9. An ideal flow of a liquid obeys
Options- A. Continuity equation
- B. Newton's law of viscosity
- C. Newton's second law of motion
- D. dynamic viscosity law, Discuss
- 10. Attracting groynes are built
Options- A. perpendicular to the bank
- B. inclined down stream
- C. inclined up stream
- D. none of these. Discuss
More questions
Correct Answer: green
Correct Answer: 540 m
Correct Answer: 90°
Correct Answer: flatter
Correct Answer: 100 m
Correct Answer: steradians.
Correct Answer: 120 m
Correct Answer: 8.0 sq m
Correct Answer: Continuity equation
Correct Answer: inclined down stream
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