Environmental Engineering in CE Reingleman chart No. 2 corresponds to __________ percent black smoke. 40 80 20 10 40 80 20 10 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Foaming and priming in boiler operation can be reduced by reduction in __________ in feed water. All of these Turbidity Color (Hazen) Total solids All of these Turbidity Color (Hazen) Total solids ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of dissolved impurities of __________ is responsible for the red brownish color of water. Arsenic Iron & manganese Carbonates Bi-carbonates Arsenic Iron & manganese Carbonates Bi-carbonates ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The type of bacteria which is active in trickling filter during biological treatment of sewage is the __________ bacteria. Parasitic Anaerobic Aerobic Saphrophytic Parasitic Anaerobic Aerobic Saphrophytic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the most efficient for removal of very finely divided suspended solids and colloidal matter from the polluted water stream? Chemical coagulation Sedimentation tank Mechanical flocculation Circular clarifier Chemical coagulation Sedimentation tank Mechanical flocculation Circular clarifier ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE A man exposed to excessive noise level in the working environment may suffer from All of these Nervousness & fatigue Hearing loss Rupture of ear drum All of these Nervousness & fatigue Hearing loss Rupture of ear drum ANSWER DOWNLOAD EXAMIANS APP
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