Environmental Engineering The minimum and maximum diameters of sewers shall preferably be 15 cm and 100 cm 30 cm and 450 cm 60 cm and 300 cm 15 cm and 300 cm 15 cm and 100 cm 30 cm and 450 cm 60 cm and 300 cm 15 cm and 300 cm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Sewage treatment units are normally designed for 5 - 10 years 15 - 28 years 15 - 20 years 28 - 30 years 5 - 10 years 15 - 28 years 15 - 20 years 28 - 30 years ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Disinfection of water results in Removal of hardness Complete sterilisation Killing of disease bacteria Removal of turbidity Removal of hardness Complete sterilisation Killing of disease bacteria Removal of turbidity ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Septic tank is a (i) Settling tank (ii) Digestion tank (iii) Aeration tank (i) and (iii) Only (i) Only (iii) (i) and (ii) (i) and (iii) Only (i) Only (iii) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The type of valve which is provided to control the flow of water in the distribution system at street corners and where the pipe lines intersect is Scour valve Safety valve Check valve Sluice valve Scour valve Safety valve Check valve Sluice valve 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) 4B 8B B 2B 4B 8B B 2B ANSWER DOWNLOAD EXAMIANS APP
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