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- Question
If ? is the deviation of the individual test strength from the average of n samples, the standard deviation of concrete of the given grade is
Options- A.
- B.
- C.
- D.
- Correct Answer
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- 1. A cantilever of length 2 cm and depth 10 cm tapers in plan from a width 24 cm to zero at its free end. If the modulus of elasticity of the material is 0.2 x 106 N/mm2, the deflection of the free end, is
Options- A. 2 mm
- B. 3 mm
- C. 4 mm
- D. 5 mm
- E. 6 mm Discuss
- 2. The creep coefficient i.e. the ratio of ultimate creep and elastic strain after
Options- A. 7 days is 2.2
- B. 28 days is 1.6
- C. 365 days is 1.1
- D. all the above. Discuss
- 3. A and B are two towers of equal height diametrically opposite on either side of the nadir point, at 3 km and 5 km distances. Which one of the following statements is correct?
Options- A. Height displacement of A will be less than that of B
- B. Height displacement of B will be less than that of A
- C. Height displacement of A and B is equal
- D. Height displacement of A and B will be towards each other Discuss
- 4. A hydraulic structure is designed to withstand
Options- A. seepage forces
- B. hydraulic jump
- C. hydraulic pressure
- D. all the above. Discuss
- 5. The motion of a particle moving with S.H.M. from an extremity to the other, constitutes
Options- A. half an oscillation
- B. one full oscillation
- C. two oscillations
- D. none of these. Discuss
- 6. The shrinkage of concrete
Options- A. is proportional to water content is the mix
- B. is proportional to cement concrete
- C. increases with age of concrete
- D. all the above. Discuss
- 7. The form work from the underside of slabs, can be removed only after
Options- A. 1 day
- B. 4 days
- C. 7 days
- D. 14 days. Discuss
- 8. Pick up the correct statement function following:
Options- A. The coarse material which has a smaller angle of repose, causes a steeper beach slope
- B. The coarse material which has a greater angle of repose, causes a steeper beach slope
- C. The flattening out of the beach is caused due to the movement of small and uniform particles leeward.
- D. both (b) and (c). Discuss
- 9. A stair should not have pitch more than
Options- A. 25°
- B. 30°
- C. 40°
- D. 50°
- E. 60°. Discuss
- 10. The great circle which passes through the zenith, nadir and the poles, is known as
Options- A. meridian
- B. vertical circle
- C. prime vertical
- D. none of these. Discuss
More questions
Correct Answer: 5 mm
Correct Answer: all the above.
Correct Answer: Height displacement of A will be less than that of B
Correct Answer: all the above.
Correct Answer: half an oscillation
Correct Answer: all the above.
Correct Answer: 7 days
Correct Answer: both (b) and (c).
Correct Answer: 40°
Correct Answer: meridian
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