Q. 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

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Q. Service connections to consumers houses, are generally provided with

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Q. Sluice valves are fitted in a distribution system

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Q. The maximum permitted loss of head in a rapid sand filter, is

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Q. In pumping stations, the type of joint generally used, is

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Q. The permissible pH value for public water supplies may range between

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Q. The strainer type tube well, is unsuitable for

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Q. Pick up the correct statement from the following :

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Q. Specific capacity or yield of wells, is generally expressed, as

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Q. The depth of the water table at a place is 45 m below the general ground level. To lift water from a deep tube well in such a locality, the type of pump to be installed is

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Q. Critical time for developing a water hammer, is the time required for

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Q. The ratio of maximum hourly consumption and average hourly consumption of the maximum day, is

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Q. Cast iron pipes are generally preferred to, because

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Q. High pH value of water does not produce

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Q. Distribution of wash water is provided in

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Q. The valves provided at low points of pipes to drain off water quickly under gravity, are called

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Q. Pick up the incorrect statement from the following :

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Q. To detect the turbidity of the order of 0 to 1000 P.P.M. the instrument used is

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Q. Standard process of chlorination of water, is done by

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Q. If the chosen diameter of a pipe, is less than the economical diameter

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