Water-and-waste-water Questions Set 21:
The main purpose of aerating water is to remove
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What is the definition of sanitary plumbing?
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In the water treatment process, the chemical used for defluoridation is
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Which of the following scales is not used to measure the color of water?
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Name the open drains provided for conveying water from kitchens, bathroom and rain water to main sewers.
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What are the requirements for water used in industries?
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At the same mean velocity, the ratio of head loss per unit length for a sewer pipe flowing full to that for the same pipe flowing half full would be
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Which of the following methods are employed for determination of free and combined chlorine residuals in water?
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Following observations have been made for the elevation and temperature to ascertain the stability of the atmosphere.
The atmosphere is classified as
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According to Kuichling's formula, the fire demand for a city with a population of 2 lakhs is
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