Question

A village has a population of 200 with an average rate of water demand as 100 litre per capita per day. A rapid sand filter having an average filtration rate of 100 litre/hour/m² is to be designed for water treatment. The area of rapid sand filter required is : (Take the ratio of maximum demand to average demand as 1.5.)

• A. 8.00 m²
• B. 14.50 m²
• C. 10.00 m²
• D. 12.50 m²

Answer 1

Answer: (D)