Waste Water Engineering For detecting the nitrates in sewage, the colour may be developed by adding Phenol-di -sulphuric acid and potassium hydroxide None of these Sulphuric acid and napthamine Potassium permanganate Phenol-di -sulphuric acid and potassium hydroxide None of these Sulphuric acid and napthamine Potassium permanganate ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dry weather flow is: Average annual rate of flow Average daily rate of flow Water supply allowance per capita Average monthly rate of flow Average annual rate of flow Average daily rate of flow Water supply allowance per capita Average monthly rate of flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Acid regression stage of sludge digestion at a temperature 21°C extends over a period of 60 days 90 days 30 days 15 days 60 days 90 days 30 days 15 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Hume steel pipes are Steel shell coated from outside with cement mortar Steel shell coated from inside with cement mortar Steel pipes Both B and C Steel shell coated from outside with cement mortar Steel shell coated from inside with cement mortar Steel pipes Both B and C ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The settlement velocity of a solid (diameter 0.5 mm, specific gravity 1.75) in water having temperature 10°C, is 500 cm/sec 313.5 cm/sec 213.5 cm/sec 413.5 cm/sec 500 cm/sec 313.5 cm/sec 213.5 cm/sec 413.5 cm/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Traps Are used to trap the rats entering sewers Dissolve the foul gases Create symphonic action to increase the quick disposal of sewerage Are water seals which prevent the entry of foul gases Are used to trap the rats entering sewers Dissolve the foul gases Create symphonic action to increase the quick disposal of sewerage Are water seals which prevent the entry of foul gases ANSWER DOWNLOAD EXAMIANS APP
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