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- Question
The time for a clay layer to achieve 90% consolidation is 15 years. The time required to achieve 90% consolidation; if the layer were twice as thick, 3 times forr permeable and 4 times more compressible would be :
Options- A. 70 years
- B. 75 years
- C. 80 years
- D. 85 years
- Correct Answer
- 80 years
- 1. Pick up the correct statement from the following:
Options- A. Plain cement concrete is equally strong in compression as well as in tension
- B. Slump test is performed to check concrete strength
- C. Curing of concrete is done for proper compaction of cement
- D. Fineness modulus is the index number expressing the relative sizes of both coarse and fine aggregates
- E. Concrete is a mixture of binding material, coarse aggregate and water. Discuss
- 2. The air is blowing at a speed of 75 knots in the direction of the aircraft flying at a ground speed of 775 knots. The air speed of the aircraft, is
Options- A. 775 knots
- B. 75 knots
- C. 850 knots
- D. 675 knots Discuss
- 3. The least permissible clear dimension of the web of thickness t in the panel of a plate girder, is restricted to
Options- A. 150 t
- B. 160 t
- C. 170 t
- D. 180 t
- E. 200 t Discuss
- 4. The road foundation for modern highways construction, was developed by
Options- A. Tresguet
- B. Telford
- C. Macadam
- D. Tresguet and Telford simultaneously
- E. Telford and Macadam simultaneously. Discuss
- 5. According to Khosla, the exist gradient of surface flow
Options- A. depends upon the b/d ratio
- B. is independent of the b/d ratio
- C. is independent of the depths of d/s cut off walls
- D. none of these. Discuss
- 6. The landing and take off of the air craft is made against the direction of wind. In no case the centre line of the runway should make an angle with the wind direction exceeding
Options- A. 10°
- B. 20°
- C. 30°
- D. 40° Discuss
- 7. The central deflection of a simply supported steel beam of length L with a concentrated load W at the centre, is
Options- A.
- B.
- C.
- D.
Discuss
- 8. Which one of the following methods is adopted for permanent drainage of tunnels :
Options- A. provision of longitudinal drains
- B. continuous open drains
- C. concrete lining
- D. grouting with cement or chemicals
- E. All the above. Discuss
- 9. The fuse large includes
Options- A. passengers chamber
- B. pilot's cabin
- C. tail of aircraft
- D. all the above. Discuss
- 10. The ruling minimum radius of horizontal curve of a national highway in plain terrain for ruling design speed of 100 km/hour with e = 0.07 and f = 0.15 is close to
Options- A. 250 m
- B. 360 m
- C. 36 m
- D. 300 m Discuss
More questions
Correct Answer: Fineness modulus is the index number expressing the relative sizes of both coarse and fine aggregates
Correct Answer: 675 knots
Correct Answer: 180 t
Correct Answer: Telford and Macadam simultaneously.
Correct Answer: depends upon the b/d ratio
Correct Answer: 30°
Correct Answer:
Correct Answer: All the above.
Correct Answer: all the above.
Correct Answer: 360 m
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