Environmental Engineering Sewerage system is usually designed for 25 years 27 years 26 years 28 years 25 years 27 years 26 years 28 years ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The design discharge for the separate sewer system shall be taken as 3 × DWF 2 × DWF Equal to dry weather flow (DWF) 6 × DWF 3 × DWF 2 × DWF Equal to dry weather flow (DWF) 6 × DWF ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The commonly used material for water supply pipes, which has the properties of being strong, not easily corroded and long life but is heavy and brittle, is Steel Cast iron Copper Reinforced cement concrete Steel Cast iron Copper Reinforced cement concrete ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The major disadvantage of lime soda process of water softening is that The effluent cannot be reduced to zero hardness Huge amount of precipitate is formed which creates a disposal problem It is unsuitable for softening the water of excessive hardness It is unsuitable for turbid and acidic water The effluent cannot be reduced to zero hardness Huge amount of precipitate is formed which creates a disposal problem It is unsuitable for softening the water of excessive hardness It is unsuitable for turbid and acidic water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Dissolved oxygen in streams is Maximum at midnight Same throughout the day Minimum at noon Maximum at noon Maximum at midnight Same throughout the day Minimum at noon Maximum at noon ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Disinfection of water results in Removal of turbidity Removal of hardness Killing of disease bacteria Complete sterilisation Removal of turbidity Removal of hardness Killing of disease bacteria Complete sterilisation ANSWER DOWNLOAD EXAMIANS APP