Water Supply Engineering Questions

• The expected discharge to be obtained from an open well sunk in coarse sand is 0.0059 cumec. If the working depression head of the well is 3 m, the minimum diameter of the well, is
• Water supply includes
• The yield of a rapid gravity filter as compared to that of slow sand filter, is
• If pH value of water is
• For determining the velocity of flow of underground water, the most commonly used non-empirical formula is
• The maximum depth of sedimentation tanks is limited to
• According to IS : 1172-1963, a minimum of 135 litres of water capita per day, is required for
• A high velocity of wash water is required for
• Aeration of water is done to remove
• The maximum permissible nitrites in public water supplies, is
• According to Kuichling's formula, fire demand in litres per minute for a population of P thousands, is
• Pick up the incorrect statement from the following regarding fire hydrants
• Economic height of a dam is the height corresponding to which
• Pick up the correct statement from the following :
• Sunlight
• Time of concentration
• P0, P1, P2 be the populations of a city at times t0, t1 and t2 = 2t1, the saturation value of the population Ps of the city, is
• In slow sland filters, the turbidity of raw water can be removed only up to
• Q is the discharge from an unconfined tube well with depression head s through its pipe of radius rw. If the radius of influence is R, the length of the required strainer, is
• As per IS : 1172-1963, water required per head per day for average domestic purposes, is