Environmental Engineering Which of the following methods of analysis of water distribution system is most suitable for long and narrow pipe system? Electrical analysis method Equivalent pipe method Hardy cross method Circle method Electrical analysis method Equivalent pipe method Hardy cross method Circle method ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering In a BOD test, 1.0 ml of raw sewage was diluted to 100 ml and the dissolved oxygen concentration of diluted sample at the beginning was 6 ppm and it was 4 ppm at the end of 5 day incubation at 20°C. The BOD of raw sewage will be 100 ppm 400 ppm 300 ppm 200 ppm 100 ppm 400 ppm 300 ppm 200 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Ground water is usually free from Suspended impurities None of these Both suspended and dissolved impurities Dissolved impurities Suspended impurities None of these Both suspended and dissolved impurities Dissolved impurities ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The chemical most commonly used to increase speed of sedimentation of sewage is Copper sulphate Sodium permanganate Lime Sulphuric acid Copper sulphate Sodium permanganate Lime Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering A sewer that receives the discharge of a number of house sewers is called Lateral sewer Sub-main sewer House sewer Intercepting sewer Lateral sewer Sub-main sewer House sewer Intercepting sewer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The type of sewer which is suitable for both combined and separate system is Egg shaped sewer Circular sewer Horseshoe type sewer Semi-elliptical sewer Egg shaped sewer Circular sewer Horseshoe type sewer Semi-elliptical sewer ANSWER DOWNLOAD EXAMIANS APP
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