Environmental Engineering Orthotolidine test is used for determination of Dissolved oxygen Residual chlorine Dose of coagulant Biochemical oxygen demand Dissolved oxygen Residual chlorine Dose of coagulant Biochemical oxygen demand ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Period of cleaning of slow sand filters is about 2 - 3 months 1 - 2 year 10 - 12 days 24 - 48 hours 2 - 3 months 1 - 2 year 10 - 12 days 24 - 48 hours ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering A pipe conveying sewage from plumbing system of a single building to common sewer or point of immediate disposal is called Sub-main sewer Lateral sewer House sewer Main sewer Sub-main sewer Lateral sewer House sewer Main sewer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The slope of sewer shall be Zero Steeper than 1 in 20 Given in the direction of natural slope of ground Given in the direction opposite to natural slope of ground Zero Steeper than 1 in 20 Given in the direction of natural slope of ground Given in the direction opposite to natural slope of ground ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Residual chlorine in water is determined by Both (A) and (B) None of these Orthotolidine method Starch iodide method Both (A) and (B) None of these Orthotolidine method Starch iodide method ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Ground water is usually free from Both suspended and dissolved impurities Suspended impurities Dissolved impurities None of these Both suspended and dissolved impurities Suspended impurities Dissolved impurities None of these ANSWER DOWNLOAD EXAMIANS APP
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