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- Question
One end of a light string 4 m in length is fixed to a point on a smooth wall and the other end fastened to a point on the surface of a smooth sphere of diameter 2.25 m and of weight 100 kg. The tension in the string is
Options- A. 17.5 kg
- B. 19.5 kg
- C. 22.5 kg
- D. 25 kg.
- Correct Answer
- 22.5 kg
- 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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