Environmental Engineering The length of rectangular sedimentation tank should not be more than (Where ‘B’ is the width of the tank) B 8B 2B 4B B 8B 2B 4B ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Orthotolidine test is used for determination of Dose of coagulant Biochemical oxygen demand Residual chlorine Dissolved oxygen Dose of coagulant Biochemical oxygen demand Residual chlorine Dissolved oxygen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering In a BOD test, 1.0 ml of raw sewage was diluted to 100 ml and the dissolved oxygen concentration of diluted sample at the beginning was 6 ppm and it was 4 ppm at the end of 5 day incubation at 20°C. The BOD of raw sewage will be 200 ppm 400 ppm 300 ppm 100 ppm 200 ppm 400 ppm 300 ppm 100 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The method of analysis of distribution system in which the domestic supply is neglected and fire demand is considered is Electrical analysis method Circle method Hardy cross method Equivalent pipe method Electrical analysis method Circle method Hardy cross method Equivalent pipe method ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering An egg shaped section of sewer Provides self cleansing velocity at low discharges Is more stable than circular section Is economical than circular section Is easy to construct Provides self cleansing velocity at low discharges Is more stable than circular section Is economical than circular section Is easy to construct ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering As compared to shallow wells, deep wells have Less depth Less discharge More discharge More depth Less depth Less discharge More discharge More depth ANSWER DOWNLOAD EXAMIANS APP