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 type of valve, which is provided on the suction pipe in a tube-well, is Pressure relief valve Air relief valve Reflux valve Sluice valve Pressure relief valve Air relief valve Reflux valve Sluice valve ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The main disadvantage of cement concrete sewers is Less strength Less life Difficulty in transportation due to heavy weight Difficulty in construction Less strength Less life Difficulty in transportation due to heavy weight Difficulty in construction ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The slope of sewer shall be Steeper than 1 in 20 Zero Given in the direction opposite to natural slope of ground Given in the direction of natural slope of ground Steeper than 1 in 20 Zero Given in the direction opposite to natural slope of ground Given in the direction of natural slope of ground 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 Reinforced cement concrete Copper Cast iron Steel Reinforced cement concrete Copper Cast iron Steel ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Sewerage system is designed for Minimum flow only Maximum flow only Average flow only Maximum and minimum flow Minimum flow only Maximum flow only Average flow only Maximum and minimum flow ANSWER DOWNLOAD EXAMIANS APP
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