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- Question
If the area of storm hydrograph is equal to 102 cm, the ordinates of a unit hydrograph may be obtained by dividing the ordinates of the storm hydrograph by
Options- A. 0.5
- B. 1
- C. 2
- D. 3
- E. 4
- Correct Answer
- 4
- 1. A well penetrates to 30 m below the static water table. After 24 hours of pumping at 31.40 litres/minute, the water level in a test well at a distance of 80 m is lowered by 0.5 m and in a well 20 m away water is lowered by 1.0 m. The transmissibility of the auifer, is
Options- A. 1.185 m2/minute
- B. 1.285 m2/minute
- C. 1.385 m2/minute
- D. 1.485 m2/minute
- E. 1.585 m2/minute. Discuss
- 2. In India the recording type rain gauge generally used, is
Options- A. weighing type
- B. tipping type
- C. float recording type
- D. none of these. Discuss
- 3. Pick up the correct equation from the following :
Options- A. Run off = Surface run off + Ground water flow
- B. Run off = Surface run off - Ground water flow
- C. Run off = Surface run off / Ground water flow
- D. Run off = Surface run off x Ground water flow. Discuss
- 4. For determination of average annual precipitation in a catchment basin, the best method is
Options- A. Arithmetical method
- B. Thiessen's mean method
- C. Isohyetal method
- D. None of these. Discuss
- 5. The critical depth in a channel can be produced
Options- A. by raising the bottom of the channel
- B. by lowering the bottom of the channel
- C. by decreasing the width of the channel
- D. by increasing the width of the channel
- E. both (a) and (c) of above. Discuss
- 6. The run off a drainage basin is
Options- A. Initial recharge + ground water accretion + precipitation
- B. Precipitation + ground water accretion + initial recharge
- C. Precipitation - ground water accretion + initial recharge
- D. Precipitation - ground water accretion - initial recharge. Discuss
- 7. According to Robert E. Horton, the equation of infiltration capacity curve, is (where letters carry their usual meanings)
Options- A. f = fc (fo - fc) ekt
- B. f = ft - (fo - fc) e-kt
- C. f = ft + (fo - fc) e-kt
- D. f = f + (fo - fc) ekt Discuss
- 8. Burge formula
cumecs is based upon
Options- A. rainfall and drainage area
- B. run off and drainage area
- C. drainage area and its shape
- D. drainage area. Discuss
- 9. For calculating the evaporation rate over a reservoir surface E = 0.771 (1.465 - 0.00732 B) (0.44 - 0.007375 V) (pe - pa), the equation is given by
Options- A. Roohwer's, formula in M.K.S.
- B. Roohwer's formula in F.P.S.
- C. Dalton's formula in F.P.S.
- D. Dalton's formula in M.K.S. Discuss
- 10. For computing the run off volumes of large areas, number of infiltrations used are
Options- A. 2
- B. 3
- C. 4
- D. 5 Discuss
Water Resources Engineering problems
Search Results
Correct Answer: 1.385 m2/minute
Correct Answer: float recording type
Correct Answer: Run off = Surface run off + Ground water flow
Correct Answer: Isohyetal method
Correct Answer: both (a) and (c) of above.
Correct Answer: Precipitation - ground water accretion - initial recharge.
Correct Answer: f = ft + (fo - fc) e-kt
Correct Answer: drainage area and its shape
Correct Answer: Roohwer's, formula in M.K.S.
Correct Answer: 2
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