Water-and-waste-water Questions Set 24:
Where can air binding occur?
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What type of process are trickling filters?
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What is the most common cause of acidity in water?
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How does acid rain affect the pH of water in an area?
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The total hardness of water is 100ppm as CaCO3 equivalent. What is the type of water?
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Pathogens are usually removed by which process?
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From amongst the following sewage treatment options, largest land requirements for a given discharge will be needed for
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The disinfection efficiency of chlorine in water treatment
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As per IS 10500: 2012 for drinking water in the absence of alternate source of water, the permissible limits for chloride and sulphate in mg/L respectively are
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For a water treatment plant having a flow rate of 432 m3/hr, what is the required plan area of a Type-1 settling tank to remove 90% of the particles having a settling velocity of 0.12 cm/sec is
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