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 Cast iron Copper Steel Reinforced cement concrete Cast iron Copper Steel Reinforced cement concrete ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Chlorine demand of water is equal to Difference of applied and residual chlorine Applied chlorine Sum of applied and residual chlorine Residual chlorine Difference of applied and residual chlorine Applied chlorine Sum of applied and residual chlorine Residual chlorine ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The type of valve which allows water to flow in one direction but prevents its flow in the reverse direction is Reflux valve Sluice valve Air relief valve Pressure relief valve Reflux valve Sluice valve Air relief valve Pressure relief valve ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Hardy cross method of analysis of distribution system (i) Involves successive trials (ii) Takes economic aspects into account (iii) Is time consuming All are correct (i) and (iii) (i) and (ii) Only (i) All are correct (i) and (iii) (i) and (ii) Only (i) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The water carriage system of collection of waste product All of these Requires treatment before disposal Creates hygienic problem Is cheaper in initial cost than dry conservancy system All of these Requires treatment before disposal Creates hygienic problem Is cheaper in initial cost than dry conservancy system ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering As compared to cast iron pipes, steel pipes are Heavier Less susceptible to corrosion Costlier Stronger Heavier Less susceptible to corrosion Costlier Stronger ANSWER DOWNLOAD EXAMIANS APP
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