Environmental Engineering As compared to cast iron pipes, steel pipes are Less susceptible to corrosion Heavier Costlier Stronger Less susceptible to corrosion Heavier Costlier Stronger ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The alum, when added as a coagulant in water Increases pH value of water Does not require alkalinity in water for flocculation Does not affect pH value of water Decreases pH value of water Increases pH value of water Does not require alkalinity in water for flocculation Does not affect pH value of water Decreases pH value of water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following compounds is widely used for algae control? Calcium chloride Copper sulphate Sodium sulphate Sodium chloride Calcium chloride Copper sulphate Sodium sulphate Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Corrosion in concrete sewers is caused by Dissolved oxygen Nitrogen Septic conditions Chlorine Dissolved oxygen Nitrogen Septic conditions 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 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 Sewerage system is designed for Maximum and minimum flow Minimum flow only Average flow only Maximum flow only Maximum and minimum flow Minimum flow only Average flow only Maximum flow only ANSWER DOWNLOAD EXAMIANS APP
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