Discussion
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- Question
If ?H and ?V are the algebraic sums of the forces resolved horizontally and vertically respectively, and ?M is the algebraic sum of the moments of forces about any point, for the equilibrium of the body acted upon
Options- A. ?H = 0
- B. ?V = 0
- C. ?M = 0
- D. all the above.
- Correct Answer
- all the above.
- 1. An ordinary Portland cement when tested for its fineness, should not leave any residue on I.S. seive No. 9, more than
Options- A. 5%
- B. 10%
- C. 15%
- D. 20%
- E. 25% Discuss
- 2. The ratio of circumferential stress to the longitudinal stress in the walls of a cylindrical shell, due to flowing liquid, is
Options- A.
- B. 1
- C.
- D. 2 Discuss
- 3. Biochemical Oxygen Demand (B.O.D.) of safe drinking water must be
Options- A. nil
- B. 5
- C. 10
- D. 15
- E. 20 Discuss
- 4. The minimum percentage of chemical ingredient of cement is that of
Options- A. magnesium oxide
- B. iron oxide
- C. alumina
- D. lime
- E. silica. Discuss
- 5. The rainfall cycle period in India is taken as
Options- A. 15 years
- B. 20 years
- C. 25 years
- D. 30 years
- E. 35 years. Discuss
- 6. Concrete containing
Options- A. silicious aggregates, has higher co-efficient of expansion
- B. igneous aggregates, has intermediate coefficient of expansion
- C. lime stones, has lowest co-efficient of expansion
- D. All the above. Discuss
- 7. Most commonly used solvent in oil paints, is
Options- A. petroleum
- B. spirit
- C. coaltar
- D. turpentine. Discuss
- 8. Stones used for rubble masonry must be
Options- A. soft
- B. hard
- C. light
- D. heavy. Discuss
- 9. In railways a triangle is mainly provided for
Options- A. diverting trains from the main line to branch line
- B. crossing over between parallel tracks
- C. changing direction of engines through 180°
- D. shunting wagons in yards. Discuss
- 10. The most economical section for a column, is
Options- A. rectangular
- B. solid round
- C. flat strip
- D. tubular section
- E. hexagonal. Discuss
More questions
Correct Answer: 10%
Correct Answer: 2
Correct Answer: nil
Correct Answer: magnesium oxide
Correct Answer: 35 years.
Correct Answer: All the above.
Correct Answer: petroleum
Correct Answer: hard
Correct Answer: changing direction of engines through 180°
Correct Answer: tubular section
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