Civil Engineering Objective Questions { Hydrology }

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29. Pick up the incorrect statement from the following. The source of surface water is from

A. streams and rivers

B. storage reservoirs

D. ponds and lakes

30. Pick up the incorrect statement from the following. The underground sources of water, is from

C. infiltration wells

D. storage reservoirs

31. Pick up the correct statement from the following :

A. The amount of rainfall in 24 hours, is known as daily rainfall

B. The amount of rainfall in one year, is known as annual rainfall

C. The rain cycle period in India is taken as 35 years

D. All the above.

32. Pick up the incorrect statement from the following :

A. The net amount of water which joins the surface streams in a catchment. is known as surface run-off

B. The amount of water which joins the stream from the underground water, is called base flow

C. The yearly run off in cm depth over the catchment, termed as the yield of the drainage basin

D. None of these.

33. For estimating the run off of catchments, the mean value of the constant 'K in the Khosla's formula Qy = Py ? K (1.8 Ty + 32) is

34. The storage capacity of a reservoir may be divided into three zones. The lowest zone is

A. Dead storage

B. Useful storage

C. Surcharge storage

D. None of these.

35. Surcharge storage zone of a reservoir, is

A. below dead storage

B. between dead storage and useful storage

C. above useful storage

D. also known as valley storage.

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