Environmental Engineering The minimum and maximum diameters of sewers shall preferably be 30 cm and 450 cm 60 cm and 300 cm 15 cm and 100 cm 15 cm and 300 cm 30 cm and 450 cm 60 cm and 300 cm 15 cm and 100 cm 15 cm and 300 cm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Generally the detention period for grit chambers is kept as 12 hours 1 minute 24 hours 5 minutes 12 hours 1 minute 24 hours 5 minutes ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Chlorine demand of water is equal to Sum of applied and residual chlorine Residual chlorine Applied chlorine Difference of applied and residual chlorine Sum of applied and residual chlorine Residual chlorine Applied chlorine Difference of applied and residual chlorine ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The suitable system of sanitation for area of distributed rainfall throughout the year with less intensity is Partially combined system Combined system Partially separate system Separate system Partially combined system Combined system Partially separate system Separate system ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The detention period in coagulation tanks is usually kept as 1 to 2 minutes 2 to 6 hours 2 to 6 days 30 to 45 minutes 1 to 2 minutes 2 to 6 hours 2 to 6 days 30 to 45 minutes ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The treatment of water with bleaching powder is known as Hypo-chlorination Super chlorination Pre-chlorination De-chlorination Hypo-chlorination Super chlorination Pre-chlorination De-chlorination ANSWER DOWNLOAD EXAMIANS APP
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