Q. Economic height of a dam is the height corresponding to which

View solution

Q. Distribution mains of any water supply, is normally designed for its average daily requirement

View solution

Q. If pH value of water is

View solution

Q. In pressure supply mains, water hammer pressure is reduced by providing

View solution

Q. Asbestos pipes are

View solution

Q. The maximum depth of sedimentation tanks is limited to

View solution

Q. By boiling water, hardness can be removed if it is due to

View solution

Q. For determining the velocity of flow of underground water, the most commonly used non-empirical formula is

View solution

Q. The least thickness of class B cast iron (spun) pipe, is

View solution

Q. According to IS : 1172-1963, a minimum of 135 litres of water capita per day, is required for

View solution

Q. The R.L. of ground water table on the sides of a valley is 1505 m whereas R.L. of the stream water is 1475 m. If 60° slope consists of pervious soil between R.L. 1485 m to 1500 m, the gravity spring may be expected at the point of reduced level

View solution

Q. The factor affecting per capita demand, is

View solution

Q. Pick up the incorrect statement from the following. The underground sources of water, is from

View solution

Q. The transitional middle portion of a logistic curve follows

View solution

Q. Pick up the correct statement from the following :

View solution

Q. Pick up the incorrect statement from the following regarding fire hydrants

View solution

Q. The specific retention is least in case of

View solution

Q. B.O.D. of treated water should be

View solution

Q. Manholes along the mains from the source to a city are provided at 500 m intervals in

View solution

Q. The population growth curve is

View solution