Civil Engineering - Water Resources Engineering

Exercise :: Water Resources Engineering - Section 2

16. 

The rainfall at any place is described by

A. its intensity
B. its duration
C. its frequency
D. all the above.

Answer: Option D

Explanation:

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17. 

Pick up the correct statement from the following :

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.

Answer: Option D

Explanation:

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18. 

Pick up the incorrect statement from the following :

A. At two meteorologically homogeneous stations, the average annual precipitation is same
B. If the average annual precipitation at two places is same these are meteorologically homogeneous stations
C. Neither (a) nor (b)
D. Both (a) and (b).

Answer: Option B

Explanation:

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19. 

Pick up the correct statement from the following :

A. The throat of the section of a control meter is either rectangular or trapezoidal
B. The floor of the control meter throat is almost level
C. The floor of the expanding outlet of the control meter is given a steep slope
D. A properly designed control meter is associated with the phenomena of hydraulic jump
E. All the above.

Answer: Option E

Explanation:

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20. 

Discharge curve may be extended by logarithmic method if

A. cross section of river is uniform
B. river is broader and shallower
C. river is of any type
D. none of these.

Answer: Option A

Explanation:

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