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- Question
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) - Correct Answer
- (h1 + h2)
- 1. 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
- 2. 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
- 3. 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. Discuss
- 4. 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
- 5. 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
- 6. 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
- 7. 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
- 8. The area enclosed by the adjacent isohyets of a catchment basin are shown under :
The average depth of annual precipitation in the catchment basin will be
Options- A. 60.0 cm
- B. 60.5 cm
- C. 61.5 cm
- D. 62.5 cm
- E. 63.5 cm. Discuss
- 9. Ryve's formula for flood estimate in cumecs, is
Options- A. Q = CA3/4
- B. Q = CA2/3
- C. Q = CA1/2
- D. Q = CA1/4. Discuss
- 10. For efficient working of a control meter, its throat length is approximately kept
Options- A. equal to the critical depth
- B. twice the critical depth
- C. three times the critical depth
- D. four times the critical depth. Discuss
Water Resources Engineering problems
Search Results
Correct Answer: Run off is sometimes called discharge of the river
Correct Answer: all the above.
Correct Answer: All the above.
Correct Answer: All the above.
Correct Answer: are never provided free-boards.
Correct Answer: orographic precipitation
Correct Answer: 0.25 h
Correct Answer: 63.5 cm.
Correct Answer: Q = CA2/3
Correct Answer: three times the critical depth
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