The quality of tube well water is

Related MCQs

• When a pervious strata is sandwitched between two impervious strata of cup shape, the well is called a tube well.
• When in the pervious strata, the surface of water surrounding the well is at atmospheric pressure, the well is known as
• The valve provided on the suction pipe in a tube well is
• The water obtained from the tube wells 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.
• In designing a water works for a city to meet the water demand for public use, a provision of about
• The sanitation system in which a small portion of storm water is allowed to enter in the sanitary sewage sewers and the remaining storm water flows in separate set of sewers, is known as
• If the level of source of water is higher than that of the place of consumption, the system adopted for supplying water is