Environmental Engineering Sewerage system is usually designed for 28 years 27 years 25 years 26 years 28 years 27 years 25 years 26 years ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The correct relation between theoretical oxygen demand (TOD), Biochemical oxygen demand (BOD) and Chemical oxygen demand (COD) is given by COD > BOD > TOD TOD > COD > BOD BOD > COD > TOD TOD > BOD > COD COD > BOD > TOD TOD > COD > BOD BOD > COD > TOD TOD > BOD > COD ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Sludge volume index is defined as the ratio of Percentage of total solids by weight to percentage of sludge by volume Percentage of sludge by volume to percentage of suspended solids by weight Percentage of sludge by volume to percentage of total solids by weight Percentage of suspended solids by weight to percentage of sludge by volume Percentage of total solids by weight to percentage of sludge by volume Percentage of sludge by volume to percentage of suspended solids by weight Percentage of sludge by volume to percentage of total solids by weight Percentage of suspended solids by weight to percentage of sludge by volume ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The process in which the chlorination is done beyond the break point is known as Break point chlorination Post chlorination Super chlorination Pre-chlorination Break point chlorination Post chlorination Super chlorination Pre-chlorination ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Disinfection of water results in Killing of disease bacteria Removal of turbidity Removal of hardness Complete sterilisation Killing of disease bacteria Removal of turbidity Removal of hardness Complete sterilisation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering For a given discharge, the efficiency of sedimentation tank can be increased by Decreasing the surface area of tank Increasing the surface area of tank Increasing the depth of tank Decreasing the depth of tank Decreasing the surface area of tank Increasing the surface area of tank Increasing the depth of tank Decreasing the depth of tank ANSWER DOWNLOAD EXAMIANS APP
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