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- Question
Pick up the correct statement from the following :
Options- A. The amount of water retained on the surface of soil grains by molecular attraction, is known as pellicular water
- B. The degree of resistance to movement of the pellicular water generally expressed by the surface tension
- C. The pellicular water held in any soil, is called field capacity
- D. The portion of the pellicular water absorbed by the root action of the vegetation, is called available moisture
- E. All the above.
- Correct Answer
- All the above.
- 1. Pick up the correct statement from the following :
Options- A. Hydrograph is a plot of discharge and time
- B. In hydrographs, time is plotted on X-axis
- C. The maximum flow in the river due to rainfall, is called peak flow
- D. Peak flows are different for rainfalls
- E. All the above. Discuss
- 2. Levees and flood walls,
Options- A. are designed to carry unbalanced water load
- B. are designed with adequate dimensions
- C. are means of controlling floods
- D. are never provided free-boards. Discuss
- 3. A volume of air at constant barometric pressure may be brought to dew point by
Options- A. increasing the temperature
- B. decreasing the temperature
- C. neither (a) nor (b)
- D. both (a) and (b). Discuss
- 4. When a constant discharge 2.91 litres/sec. was obtained in a pumping test, the draw downs in the test wells at 3 m and 6.184 m were 2.6 m and 0.3 m respectively. If over-all depth of the pumping well was 16 m, the permeability of the soil, is
Options- A. 0.0005 cm/sec
- B. 0.001 cm/sec
- C. 0.002 cm/sec
- D. 0.01 cm/sec. Discuss
- 5. Pick up the correct statement from the following :
Options- A. Higher the gauge, more deficient will be the rain catch
- B. Heavier the rain, lesser will be the rain catch
- C. The trees serving as wind brakes in the vicinity of the gauge, should not subtend angles greater than 45°
- D. Coniferrous forest is idealy suited for installing the gauge
- E. All the above. Discuss
- 6. Run off includes
Options- A. precipitation over catchment area of the stream and its attributaries
- B. surface run off
- C. ground water flow
- D. all the above. Discuss
- 7. Pick up the correct statement from the following :
Options- A. Run off and surface run off are the same
- B. Run off includes the water flowing over the surface
- C. Run off is sometimes called discharge of the river
- D. Surface run off is sometimes called stream flow. Discuss
- 8. The coefficients of permeability of soils of an unconfined aquifer and another confined aquifer were determined by pumping water from the wells and observing the effect of water table in two test wells at equal distances was found to be equal. The total height of confined aquifer H is given by
Options- A. H = h2 - h1
- B. H = h1 - h2
- C. H = h2 + h1
- D.
(h1 + h2)
Discuss
- 9. Precipitation caused due to striking of air masses with a topographical feature, is called
Options- A. orographic precipitation
- B. convective precipitation
- C. cyclonic precipitation
- D. none of these. Discuss
- 10. If h is the loss due to friction in a pipe. Total losses in strainer and bends may be taken as
Options- A. 0.01 h
- B. 0.45 h
- C. 0.20 h
- D. 0.25 h
- E. 0.3 h. Discuss
Water Resources Engineering problems
Search Results
Correct Answer: All the above.
Correct Answer: are never provided free-boards.
Correct Answer: decreasing the temperature
Correct Answer: 0.001 cm/sec
Correct Answer: All the above.
Correct Answer: all the above.
Correct Answer: Run off is sometimes called discharge of the river
Correct Answer:
(h1 + h2) Correct Answer: orographic precipitation
Correct Answer: 0.25 h
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