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- Question
A high velocity of wash water is required for
Options- A. rapid gravity filter with strainers
- B. rapid gravity filter without strainers
- C. slow sand filter with strainers
- D. slow sand filter without strainers
- E. none of these.
- Correct Answer
- rapid gravity filter without strainers
- 1. The reaction time for calculation of stopping distance may be assumed as
Options- A. 5 secs
- B. 2.5 secs
- C. 0.5 secs
- D. 10.0 secs Discuss
- 2. If the width of the approach area near the runway end is 150 m, the width of the approach area at a distance of 3 kilometres from runway end will be
Options- A. 1500 m
- B. 1200 m
- C. 1000 m
- D. 800 m Discuss
- 3. The sound which continues even after its source is cut off, is called
Options- A. reverberation
- B. echo
- C. intensity of sound
- D. interference. Discuss
- 4. Differential manometers are used to measure
Options- A. pressure in water channels, pipes, etc.
- B. difference in pressure at two points
- C. atmospheric pressure
- D. very low pressure. Discuss
- 5. For a homogeneous earth dam 50 m high having 2 m free broad, a flow net was constructed and the results were : Number of potential drops = 2.4 Number of flow channels = 0.4. If coefficiency of permeability of the dam mateiral is 3 x 10-3 cm3/sec, the discharge per metre length of dam, is
Options- A. 12 x 10-5 m3/sec
- B. 24 x 10-3 m3/sec
- C. 6 x 10-5 m3/sec
- D. 24 x 10-5 m3/sec Discuss
- 6. Pick up the correct statement from the following:
Options- A. Sandy clayloam contains highest percentage of sand
- B. Silty clayloam contains highest percentage of silt
- C. Stiff boulder clay offers maximum shear strength
- D. Soft chalk carries least safe load
- E. All the above. Discuss
- 7. Pick up the incorrect statement from the following:
Options- A. In free flooding irrigation, water is admitted at one corner of a field and is allowed to spread over the entire area
- B. In check method of irrigation, the field is divided into smaller compartments and water is admitted to each in turn
- C. In furrow irrigation water is admitted between the rows of plants in the field
- D. None of these. Discuss
- 8. If the shear stress in a R.C.C. beam is
Options- A. equal or less than 5 kg/cm2, no shear reinforcement is provided
- B. greater than 4 kg/cm2, but less than 20 kg/cm2, shear reinforcement is provided
- C. greater than 20 kg/cm2, the size of the section is changed
- D. all the above. Discuss
- 9. The lowest outlet sluice in a dam is provided
Options- A. below the dead storage
- B. on the top level of dead storage
- C. on the top level of useful storage
- D. at the centre of the dam. Discuss
- 10. Whole circle bearing of a line is preferred to a quadrantal bearing merely because
Options- A. bearing is not completely specified by an angle
- B. bearing is completely specified by an angle
- C. Sign of the correction of magnetic declination is different in different quadrants
- D. its trigonometrical values may be extracted from ordinary tables easily. Discuss
More questions
Correct Answer: 2.5 secs
Correct Answer: 1200 m
Correct Answer: reverberation
Correct Answer: difference in pressure at two points
Correct Answer: 24 x 10-5 m3/sec
Correct Answer: Silty clayloam contains highest percentage of silt
Correct Answer: None of these.
Correct Answer: all the above.
Correct Answer: on the top level of dead storage
Correct Answer: bearing is completely specified by an angle
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