EXAMIANS
The least thickness of class B cast iron (spun) pipe, is
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Asbestos pipes are
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Turbidity of raw water is a measure of
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Sunlight
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The yield of a rapid gravity filter as compared to that of slow sand filter, is
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By boiling water, hardness can be removed if it is due to
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Mathamoglobinemia or blue baby disease is caused due to
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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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The factor affecting per capita demand, is
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To pump water from a water reservoir 3 m deep and maximum water level at 135 m, a pump is installed to lift water up to R.L. 175 m at a constant rate of 36,00,000 litres per hour. If the length of the pipe is 1506 m and f = 0.01, ignoring other minor losses and assuming the economical diameter from Lea's formula D = 1.2 √Q, the water horse power of the pump is
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