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Water Resources Engineering
Comments
Question
For high flood estimates the average value of the constant
C
in Dicken's formula
Q
=
CA
3/4
, is
Options
A. 6.5
B. 8.5
C. 9.5
D. 10.5
E. 11.5
Correct Answer
11.5
Water Resources Engineering problems
Search Results
1. In nature water may occur as
Options
A. liquid
B. solid
C. vapours
D. all the above.
Show Answer
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Discuss
Correct Answer: all the above.
2. The average mean velocity of a stream having depth
h
, may be obtained by taking the average of the readings of a current meter at a depth of
Options
A. 0.1
h
and 0.9
h
B. 0.2
h
and 0.8
h
C. 0.3
h
and 0.7
h
D. 0.4
h
and 0.6
h
.
Show Answer
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Discuss
Correct Answer: 0.2
h
and 0.8
h
3. A unit hydrograph is a hydrograph of a rain storm of a specified duration resulting from a run-off of
Options
A. 15 mm
B. 20 mm
C. 25 mm
D. 30 mm.
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Correct Answer: 20 mm
4. Pick up the correct statement from the following :
Options
A. The zone below water table, is called zone of saturation
B. The zone above water table, is called zone of aeration
C. The water which exists in the zone of saturation, is called ground water
D. Water in the zone of saturation, remains under hydrostatic pressure
E. All the above.
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Discuss
Correct Answer: All the above.
5. The Dupuit formula is based on
Options
A. one observation well
B. two observation wells
C. three observation wells
D. no observation well
E. none of these.
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Correct Answer: no observation well
6. Izzard formula for the time of concentration in minutes for the plots having no channels, is (where
L
o
is the length of overland flow in metres and
Kp
rainfall intensity in cm/hour)
Options
A.
B.
C.
D.
Show Answer
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Discuss
Correct Answer:
7. Pick up the correct statement from the following :
Options
A. The intensity of rain is the rate at which it falls
B. The duration of rain is the time for which it falls with a given intensity
C. The frequency of rain is the number of times, if falls
D. All the above.
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Correct Answer: All the above.
8. Non-recording rain gauges
Options
A. collect the rain whose volume is measured by means of graduated cylinders
B. collect the rain which is directly measured by means of graduated cylinders in centimetres of water depth
C. are generally used in hilly terrain
D. are cylindrical in shape.
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Correct Answer: collect the rain which is directly measured by means of graduated cylinders in centimetres of water depth
9. Isohytes are the imaginary lines joining the points of equal
Options
A. pressure
B. height
C. humidity
D. rainfall.
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Correct Answer: rainfall.
10. In the estimate of design flood, Dickens assumes that high flood in cumecs, is proportional to catchment area raised to the power
Options
A.
B.
C.
D.
Show Answer
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Discuss
Correct Answer:
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