Civil Engineering :: Water Supply Engineering
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The water level in an open well was depressed by pumping 2.5 m and recuperated 2.87 m in 3 hours and 50 minutes. The yield of the well per minute is
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Rapid gravity filter can only remove turbidity of water upto
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Pick up the correct statement from the following :
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The best process of disinfection of public water supply, is by
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Pick up the correct statement from the following :
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A water channel supported above the ground over trestles, is generally called
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If d is the diameter of the pipe, p is the total internal pressure, f is the permissible tensile stress and n is the effective of the joint, the thickness t of metal pipe, is
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One degree of hardness of water means a content of salts of
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If G is the specific gravity of particles of diameter d, the velocity of settlement V in still water at T°C, according to Stoke's law, is
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A.
The amount of rainfall in 24 hours, is known as daily rainfall
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B.
The amount of rainfall in one year, is known as annual rainfall
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C.
The rain cycle period in India is taken as 35 years
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D.
The ratio of the actual rainfall in the year to the normal rainfall at a place, is called index of the wetness
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E.
All the above.
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