Waste Water Engineering Depletion of ozone layer in the outer atmosphere may cause Heart disorder Lung cancer Skin cancer Bronchitis Heart disorder Lung cancer Skin cancer Bronchitis ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For the COD test of sewage, organic matter is oxidised by K₂Cr₂O₇ in the presence of None of these HNO₃ HCl H₂SO₄ None of these HNO₃ HCl H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In olden days the type of section adopted in trunk and out fall sewers was Parabolic shaped Horse shoe shaped Egg shaped Circular shaped Parabolic shaped Horse shoe shaped Egg shaped Circular shaped ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The settling velocity of a spherical particle of diameter less than 0.1 mm as per Stock’s law, is Vs = 218 (Gs – Gw)d² [(3T + 70)/100] Vs = 218 (Gs – Gw)d [(3T + 70)/100] Vs = 418 (Gs – Gw) d [(3T + 70)/100] Vs = 418 (Gs – Gw)d² [(3T + 70)/100] Vs = 218 (Gs – Gw)d² [(3T + 70)/100] Vs = 218 (Gs – Gw)d [(3T + 70)/100] Vs = 418 (Gs – Gw) d [(3T + 70)/100] Vs = 418 (Gs – Gw)d² [(3T + 70)/100] ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The detention time (t) of a settling tank, may be defined as the time required for None of these The flow of sewage to fill the tank A particle to travel from top surface to bottom sludge zone A particle to travel along its length None of these The flow of sewage to fill the tank A particle to travel from top surface to bottom sludge zone A particle to travel along its length ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For drainage pipes in buildings the test applied before putting them to use, is All listed here Smoke test Water test Straightness test All listed here Smoke test Water test Straightness test ANSWER DOWNLOAD EXAMIANS APP
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