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- Question
The weight of a pycnometer containing 400 g sand and water full to the top is 2150 g. The weight of pycnometer full of clean water is 1950 g. If specific gravity of the soil is 2.5, the water content is
Options- A. 5%
- B. 10%
- C. 15%
- D. 20%
- Correct Answer
- 20%
- 1. Rotation of the camera at exposure about horizontal axis normal to the line of flight, is known as
Options- A. swing
- B. tilt
- C. tip
- D. none of these. Discuss
- 2. The magnetic bearing of a line is 32° and the magnetic declination is 10° 15' W. The true bearing is
Options- A. 21° 45'
- B. 42° 15'
- C. 42° 15' W
- D. 21° 45' W Discuss
- 3. Removal of parallax, may be achieved by focussing
Options- A. the objective
- B. the eye-piece
- C. the objective and the eye-piece
- D. none of these. Discuss
- 4. A floor constructed with the 4 to 6 mm marble chips, is known
Options- A. reinforced marble floor
- B. terrazo floor
- C. marble floor
- D. chip floor
- E. mosaic floor. Discuss
- 5. A tunnel is found more advantageous as compared to the alternate routes because it:
Options- A. remains free from snow
- B. reduces the cost by reducing the route distance
- C. reduces the maintenance cost
- D. avoids interference with surface rights
- E. All the above. Discuss
- 6. The chloride content of treated water for public supplies should not exceed
Options- A. 100 ppm
- B. 150 ppm
- C. 200 ppm
- D. 250 ppm
- E. 300 ppm. Discuss
- 7. For a concrete mix 1:3:6 and water cement ratio 0.6 both by weight, the quantity of water required per bag, is
Options- A. 10 kg
- B. 12 kg
- C. 14 kg
- D. 16 kg
- E. 20 kg Discuss
- 8. According to Water-Cement Ratio Law, the strength of workable plastic concrete
Options- A. depends upon the amount of water used in the mix
- B. does not depend upon the quality of cement mixed with aggregates
- C. does not depend upon the quanity of cement mixed with aggregates
- D. all the above. Discuss
- 9. Average annual rainfall at any station is the average of annual rainfall over a period of
Options- A. 7 years
- B. 14 years
- C. 21 years
- D. 28 years
- E. 35 years. Discuss
- 10. The upper surface of the weir over which water flows, is known as
Options- A. vein
- B. nappe
- C. sill
- D. none of these. Discuss
More questions
Correct Answer: tip
Correct Answer: 21° 45'
Correct Answer: the objective and the eye-piece
Correct Answer: terrazo floor
Correct Answer: All the above.
Correct Answer: 250 ppm
Correct Answer: 14 kg
Correct Answer: all the above.
Correct Answer: 35 years.
Correct Answer: sill
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