Environmental Engineering The chemical most commonly used to increase speed of sedimentation of sewage is Lime Sulphuric acid Copper sulphate Sodium permanganate Lime Sulphuric acid Copper sulphate Sodium permanganate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering A sewer that receives the discharge of a number of house sewers is called House sewer Intercepting sewer Lateral sewer Sub-main sewer House sewer Intercepting sewer Lateral sewer Sub-main sewer 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 Sluice valve Check valve Scour valve Safety valve Sluice valve Check valve Scour valve Safety valve ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The layout of distribution system in which water flows towards the outer periphery is Radial system Dead end system Grid iron system Ring system Radial system Dead end system Grid iron system Ring system ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering As compared to geometrical increase method of forecasting population, arithmetical increase method gives Accurate value Higher value Same value Lesser value Accurate value Higher value Same value Lesser value ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Activated carbon is used for Removing hardness Removing corrosiveness Disinfection Removing odours Removing hardness Removing corrosiveness Disinfection Removing odours ANSWER DOWNLOAD EXAMIANS APP
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