Pick up the incorrect statement from the following : Free surface ground water i

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Question
Pick up the incorrect statement from the following :
Options
A. Free surface ground water is subjected to atmospheric pressure
B. Water table surface rises and falls with seasons
C. Depth of water table is directly proportional to the rate of drawal of water
D. Level of water table remains stationary
E. None of these.

Correct Answer

Level of water table remains stationary

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4. Critical time for developing a water hammer, is the time required for
Options
A. closing the valve
B. the wave to travel from valve to the reservoir
C. the wave to travel from the valve to the reservoir and back
D. none of these.

5. The four major water supply distribution systems, are
Options
A. dead end, tree, grid iron and reticulation
B. dead end, tree, grid iron and circular
C. tree, grid iron, ring and radial
D. tree, reticulation, circular and ring.

6. Water gets evaporated from water surfaces and land surfaces, get converted into water drops at lower temperatures, flows over ground surface and finally meets its source, i.e. lake, sea, etc. This entire process is generally known as
Options
A. hydrological cycle
B. water cycle
C. evaporation and precipitation cycle
D. all the above.

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