Environmental Engineering Select the correct relationship between porosity (N), specific yield (y) and specific retention (R) R = N + y y = N + R N = y + R R > (N + y) R = N + y y = N + R N = y + R R > (N + y) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Activated carbon is used for Removing corrosiveness Disinfection Removing odours Removing hardness Removing corrosiveness Disinfection Removing odours Removing hardness ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering An egg shaped section of sewer Provides self cleansing velocity at low discharges Is economical than circular section Is more stable than circular section Is easy to construct Provides self cleansing velocity at low discharges Is economical than circular section Is more stable than circular section Is easy to construct ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Disinfection efficiency is Highest at pH value equal to 7 Increased at higher pH value of water Unaffected by pH value of water Reduced at higher pH value of water Highest at pH value equal to 7 Increased at higher pH value of water Unaffected by pH value of water Reduced at higher pH value of water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Standard BOD is measured at 20°C - 5 day 25°C - 3 day 30°C - 5 day 20°C - 1 day 20°C - 5 day 25°C - 3 day 30°C - 5 day 20°C - 1 day ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If Biochemical oxygen demand (BOD) of a town is 20000 kg/day and BOD per capita per day is 0.05 kg, then population equivalent of town is 1,00,000 4000 4,00,000 1000 1,00,000 4000 4,00,000 1000 ANSWER DOWNLOAD EXAMIANS APP
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