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- Question
The concrete is deemed not to comply with the strength requirements if the strength is less than the greater of
Options- A. characteristic strength minus 1.35 times the standard deviation
- B. 0.8 times the characteristic strength
- C. the average strength of all the samples is less than the characteristic strength plus
times the standard deviation. - D. all the above.
- Correct Answer
- all the above.
- 1. To have greatest coverage of the area, the type of photography used, is
Options- A. high oblique
- B. low oblique
- C. vertical
- D. none of these. Discuss
- 2. Excessive fluoride in drinking water causes
Options- A. Alzheimer's disease
- B. Mottling of teeth and embrittlement of bones
- C. Methemoglobinemia
- D. Skin cancer Discuss
- 3. Snowcrete is one of the patent forms of
Options- A. distempers
- B. water proof cement paints
- C. enamel paints
- D. cellulose paints. Discuss
- 4. To achieve best performance, the type of switch preferred to, is
Options- A. undercut switch
- B. straight-cut switch
- C. overriding switch
- D. both (a) and (b)
- E. none of these. Discuss
- 5. The standard dimensions of a wooden sleeper for a B.G. railway track are
Options- A. 2.74 m x 25 cm x 13 cm
- B. 1.83 m x 20 cm x 11 cm
- C. 1.52 m x 15 cm x 10 cm
- D. 1.75 cm x 20 cm x 12 cm
- E. none of these. Discuss
- 6. For preparing porcelains, the clay should be
Options- A. sufficiently pure
- B. of high degree of tanacity
- C. of good plasticity
- D. All the above. Discuss
- 7. If D is the distance between the parallel sidings and ? is the angle of crossing, the distance between the noses of crossing measured parallel to the main track, is
Options- A. D tan ?
- B. D sec ?
- C. D cosec ?
- D. D cot ? Discuss
- 8. If the difference in elevation of an edge of the pavement 9 m wide and its crown is 15 cm, the camber of the pavement, is
Options- A. 1 in 60
- B. 1 in 45
- C. 1 in 30
- D. 1 in 15
- E. 1 in 7.5 Discuss
- 9. The loose pockets in soil mass can be bridged safely by providing a raft foundation provided the soft area is smaller than
Options- A. the column spacing
- B. one-third the column spacing
- C. half the column spacing
- D. three-fourth the column spacing
- E. none of these. Discuss
- 10. The moment diagram for a cantilever whose free end is subjected to a bending moment, will be a
Options- A. triangle
- B. rectangle
- C. parabola
- D. cubic parabola. Discuss
More questions
Correct Answer: high oblique
Correct Answer: Mottling of teeth and embrittlement of bones
Correct Answer: water proof cement paints
Correct Answer: overriding switch
Correct Answer: 2.74 m x 25 cm x 13 cm
Correct Answer: All the above.
Correct Answer: D cosec ?
Correct Answer: 1 in 30
Correct Answer: one-third the column spacing
Correct Answer: rectangle
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