Environmental Engineering Orthotolidine test is used for determination of Biochemical oxygen demand Dose of coagulant Dissolved oxygen Residual chlorine Biochemical oxygen demand Dose of coagulant Dissolved oxygen Residual chlorine ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The per capital consumption of a locality is affected by (i) Climatic conditions (ii) Quality of water (iii) Distribution pressure Only (i) Both (i) and (iii) All (i), (ii) and (iii) Both (i) and (ii) Only (i) Both (i) and (iii) All (i), (ii) and (iii) Both (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Select the correct relationship between porosity (N), specific yield (y) and specific retention (R) R = N + y y = N + R R > (N + y) N = y + R R = N + y y = N + R R > (N + y) N = y + R ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The velocity of flow does not depend on Grade of sewer Length of sewer Roughness of sewer Hydraulic mean depth of sewer Grade of sewer Length of sewer Roughness of sewer Hydraulic mean depth of sewer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If the time of concentration is 9 minutes, then the intensity of rainfall according to British Ministry of Health formula will be 10 mm/hr 40 mm/hr 20 mm/hr 4 mm/hr 10 mm/hr 40 mm/hr 20 mm/hr 4 mm/hr ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The major disadvantage of lime soda process of water softening is that It is unsuitable for turbid and acidic water Huge amount of precipitate is formed which creates a disposal problem It is unsuitable for softening the water of excessive hardness The effluent cannot be reduced to zero hardness It is unsuitable for turbid and acidic water Huge amount of precipitate is formed which creates a disposal problem It is unsuitable for softening the water of excessive hardness The effluent cannot be reduced to zero hardness ANSWER DOWNLOAD EXAMIANS APP
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