Environmental Engineering Orthotolidine test is used for determination of Dose of coagulant Dissolved oxygen Biochemical oxygen demand Residual chlorine Dose of coagulant Dissolved oxygen Biochemical oxygen demand Residual chlorine ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Activated carbon is used for Removing hardness Disinfection Removing odours Removing corrosiveness Removing hardness Disinfection Removing odours Removing corrosiveness ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Corrosion in concrete sewers is caused by Chlorine Nitrogen Dissolved oxygen Septic conditions Chlorine Nitrogen Dissolved oxygen Septic conditions ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following values of pH represents a stronger acid? 3 4 5 2 3 4 5 2 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Dissolved oxygen in streams is Maximum at noon Minimum at noon Maximum at midnight Same throughout the day Maximum at noon Minimum at noon Maximum at midnight Same throughout the day ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Residual chlorine in water is determined by Starch iodide method Both (A) and (B) None of these Orthotolidine method Starch iodide method Both (A) and (B) None of these Orthotolidine method ANSWER DOWNLOAD EXAMIANS APP
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