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- Question
A rainfall may be classified as acidic if its pH value is less or equal to
Options- A. 6
- B. 7
- C. 5
- D. 6.5
- Correct Answer
- 5
- 1. For beams of uniform strength, if depth is constant,
Options- A. width b ? M
- B. width b ? M
- C. width b ? 3 M
- D. width b ?
Discuss
- 2. The property of a material by which it can be drawn to a smaller section, due to tension, is called
Options- A. plasticity
- B. ductility
- C. elasticity
- D. malleability. Discuss
- 3. Which one of the following statements is not correct?
Options- A. GIS technology is the same as traditional mapping
- B. GIS technology is a tool box for processing maps and fundamental concepts for spatial measurement
- C. GIS technology contains analytic capabilities for overlaying maps
- D. GIS technology is capable to study the environmental surrondings Discuss
- 4. Soundness test of cement determines
Options- A. quality of free lime
- B. ultimate strength
- C. durability
- D. initial setting
- E. all the above. Discuss
- 5. For flat bottom sleepers, maximum size of ballast, is
Options- A. 50 mm
- B. 40 mm
- C. 33 mm
- D. 25 mm
- E. 20 mm Discuss
- 6. The method of surveying by triangula-tion was first introduced by the Dutchman Snell in
Options- A. 1600
- B. 1615
- C. 1630
- D. 1650
- E. 1680. Discuss
- 7. The total length of a valley formed by two gradients - 3% and + 2% curve between the two tangent points to provide a rate of change of centrifugal acceleration 0.6 m/sec2, for a design speed 100 km ph, is
Options- A. 16.0 m
- B. 42.3 m
- C. 84.6 m
- D. none of these. Discuss
- 8. The spacing of bars for perforations in coarse screens used for the treatment of sewage, is
Options- A. 20 mm
- B. 30 mm
- C. 40 mm
- D. 50 mm
- E. 100 mm. Discuss
- 9. The construction of optical square is based, on the principle of optical
Options- A. reflection
- B. refraction
- C. double refraction
- D. double reflection. Discuss
- 10. To avoid vapourisation, pipe lines are laid over the ridge so that these are above the hydraulic gradient line, not more than
Options- A. 2.4 m
- B. 6.4 m
- C. 10.0 m
- D. 5.0 m. Discuss
More questions
Correct Answer: width b ? M
Correct Answer: ductility
Correct Answer: GIS technology is the same as traditional mapping
Correct Answer: quality of free lime
Correct Answer: 50 mm
Correct Answer: 1615
Correct Answer: 84.6 m
Correct Answer: 50 mm
Correct Answer: double reflection.
Correct Answer: 6.4 m
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