Environmental Engineering Which of the following retards the self purification of stream? Sunlight None of these Higher temperature Satisfying oxygen demand Sunlight None of these Higher temperature Satisfying oxygen demand ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If Biochemical oxygen demand (BOD) of a town is 20000 kg/day and BOD per capita per day is 0.05 kg, then population equivalent of town is 4000 1,00,000 4,00,000 1000 4000 1,00,000 4,00,000 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Assertion A: Slow sand filters are more efficient in removal of bacteria than rapid sand filters.Reason R: The sand used in slow sand filters is finer than that in rapid sand filtersSelect your answer based on the coding system given below: Both A and R is true and R is the correct explanation of A Both A and R is true but R is not the correct explanation of A A is true but R is false A is false but R is true Both A and R is true and R is the correct explanation of A Both A and R is true but R is not the correct explanation of A A is true but R is false A is false but R is true ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The self cleansing velocity for all sewers in India is usually 3.0 m/sec to 3.5 m/sec 1.0 m/sec to 1.2 m/sec 1.5 m/sec to 2.0 m/sec Less than 1.0 m/sec 3.0 m/sec to 3.5 m/sec 1.0 m/sec to 1.2 m/sec 1.5 m/sec to 2.0 m/sec Less than 1.0 m/sec ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The length of rectangular sedimentation tank should not be more than (Where ‘B’ is the width of the tank) 2B B 8B 4B 2B B 8B 4B ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following values of pH represents a stronger acid? 2 5 4 3 2 5 4 3 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS