The water supplysystem should be designed for the present population only.

Related MCQs

• The water mains should be designed for
• Lead should be present in large quantity in water.
• Calcium sulphate present in water causes corrosion.
• When manganese is present in water, it reduces the degree of hardness.
• When lead is present in water, it
• In pre-chlorination, the raw water is treated with chlorine only.
• The treatment of water with only chlorine is known as
• The most important source of water for public water supply is
• The presence of calcium and magnesium bi-carbonates in water causes hardness in the water.
• The water obtained from a lake is known as surface water.