Waste Water Engineering In a sedimentation tank (length L, width B, depth D) the settling velocity of a particle for a discharge Q, is Q/(B × L) Q/(L × D) Q/(B × D) Q/L Q/(B × L) Q/(L × D) Q/(B × D) Q/L 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)d [(3T + 70)/100] Vs = 418 (Gs – Gw)d² [(3T + 70)/100] Vs = 418 (Gs – Gw) d [(3T + 70)/100] Vs = 218 (Gs – Gw)d² [(3T + 70)/100] Vs = 218 (Gs – Gw)d [(3T + 70)/100] Vs = 418 (Gs – Gw)d² [(3T + 70)/100] Vs = 418 (Gs – Gw) d [(3T + 70)/100] Vs = 218 (Gs – Gw)d² [(3T + 70)/100] ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The quantity of liquid waste which flows in sewers during the period of rainfall, is known Sanitary sewage Storm sewage Industrial waste None of these Sanitary sewage Storm sewage Industrial waste None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The use of coarse screens for the disposal of sewage, may be dispensed with by Shredder Comminutor Both A and B Neither A nor B Shredder Comminutor Both A and B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Hume steel pipes are Both B and C Steel shell coated from inside with cement mortar Steel pipes Steel shell coated from outside with cement mortar Both B and C Steel shell coated from inside with cement mortar Steel pipes Steel shell coated from outside with cement mortar ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering At the junction of sewers Tops of both the sewers are at the same level None of these Top of larger sewer is kept lower Top of smaller sewer is kept lower Tops of both the sewers are at the same level None of these Top of larger sewer is kept lower Top of smaller sewer is kept lower ANSWER DOWNLOAD EXAMIANS APP
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