Environmental Engineering As compared to cast iron pipes, steel pipes are Heavier Stronger Less susceptible to corrosion Costlier Heavier Stronger Less susceptible to corrosion Costlier ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The process in which the chlorination is done beyond the break point is known as Break point chlorination Super chlorination Pre-chlorination Post chlorination Break point chlorination Super chlorination Pre-chlorination Post chlorination 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 It is unsuitable for turbid and acidic water Huge amount of precipitate is formed which creates a disposal problem It is unsuitable for softening the water of excessive hardness The effluent cannot be reduced to zero hardness It is unsuitable for turbid and acidic water Huge amount of precipitate is formed which creates a disposal problem It is unsuitable for softening the water of excessive hardness ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The detention period and overflow rate respectively for plain sedimentation as compared to sedimentation with coagulation are generally Less and less More and more More and less Less and more Less and less More and more More and less Less and more ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The chemical most commonly used to increase speed of sedimentation of sewage is Copper sulphate Sulphuric acid Lime Sodium permanganate Copper sulphate Sulphuric acid Lime Sodium permanganate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The main disadvantage of cement concrete sewers is Difficulty in transportation due to heavy weight Less life Less strength Difficulty in construction Difficulty in transportation due to heavy weight Less life Less strength Difficulty in construction ANSWER DOWNLOAD EXAMIANS APP
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