Environmental Engineering The suitable layout of distribution system for a city with roads of rectangular pattern is Radial system Grid iron system Ring system Dead end system Radial system Grid iron system Ring system Dead end system ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The chemical most commonly used to increase speed of sedimentation of sewage is Copper sulphate Lime Sulphuric acid Sodium permanganate Copper sulphate Lime Sulphuric acid Sodium permanganate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The dissolved oxygen level in natural unpolluted waters at normal temperature is found to be of the order of 1 mg/liter 10 mg/liter 1000 mg/liter 100 mg/liter 1 mg/liter 10 mg/liter 1000 mg/liter 100 mg/liter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The most common cause of acidity in water is Carbon dioxide Oxygen Nitrogen Hydrogen Carbon dioxide Oxygen Nitrogen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The settling velocity of a particle in a sedimentation tank depends on Depth of tank None of these Surface area of tank Both depth and surface area of tank Depth of tank None of these Surface area of tank Both depth and surface area of tank ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The hourly variation factor is usually taken as 2.0 2.7 1.5 1.8 2.0 2.7 1.5 1.8 ANSWER DOWNLOAD EXAMIANS APP
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