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- Question
A linear relationship is observed between speed and density on a certain section of a highway. The free flow speed is observed to be 80 km per hour and the jam density is estimated as 100 vehicles per km length. Based on the above relationship, the maximum flow expected on this section and the speed at the maximum flow will respectively be
Options- A. 8000 vehicles per hour and 80 km per hour
- B. 8000 vehicles per hour and 25 km per hour
- C. 2000 vehicles per hour and 80 km per hour
- D. 2000 vehicles per hour and 40 km per hour
- Correct Answer
- 2000 vehicles per hour and 40 km per hour
- 1. A river training work is generally required when the river is
Options- A. meandering
- B. aggrading
- C. degrading
- D. all the above. Discuss
- 2. Wrought iron contains carbon about
Options- A. 1.5% to 5.5%
- B. 0.5% to 1.75%
- C. 0.1% to 0.25%
- D. none to these. Discuss
- 3. A major beam in a building structure, is known as
Options- A. a girder
- B. a floor beam
- C. a main beam
- D. all the above. Discuss
- 4. For night landing, the thresholds are lighted
Options- A. green
- B. red
- C. white
- D. yellow Discuss
- 5. 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
- 6. The notch angle for maximum discharge over a triangular notch, is
Options- A. 30°
- B. 60°
- C. 90°
- D. 120° Discuss
- 7. In scanty rainfall regions, the camber provided will be
Options- A. nil
- B. flatter
- C. steeper
- D. None of these. Discuss
- 8. 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
- 9. The solid angles are measured in
Options- A. degrees
- B. grades
- C. radians
- D. steradians. Discuss
- 10. 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
More questions
Correct Answer: meandering
Correct Answer: 0.1% to 0.25%
Correct Answer: all the above.
Correct Answer: green
Correct Answer: 540 m
Correct Answer: 90°
Correct Answer: flatter
Correct Answer: 100 m
Correct Answer: steradians.
Correct Answer: 120 m
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