Q. Quality of water is said to be good if it is

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Q. Pick up the incorrect statement from the following :

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Q. The main draw-back of centrifugal pump, is

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Q. The bacterias which require free oxygen for their survival, are called

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Q. Maximum threshold number permitted for indicating the odour of public water supplies, is

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Q. 45 litres of water per person per day, is provided in

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Q. Turbidity of water may be caused due to

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Q. Pick up the correct statement from the following :

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Q. The maximum pressure to which cast iron pipes may be subjected to, is

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Q. The type of pipe commonly used in water supply distribution schemes, is

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Q. The population of a city in 2000 is 50, 000. The average per decade of the previous records of population is 5000 and average percentage per decade is 20%. The population of the city based on geometrical increase method, in the year 2020 will be

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Q. Mud balls may be removed by

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Q. For maximum alkalinity of water, pH value should be

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Q. The fire demand for a city of 50, 000 population, according to Godrich formula, is

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Q. The efficiency of sedimentation tank does not depend upon

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Q. When the reduced level of the water source is higher than the reduced level of the consumer's place, water is generally supplied

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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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