Top 150+ Solved Water Supply Engineering MCQ Questions Answer
Q. is used to measure flows to domestic buildings.
a. rain gauge
b. water tank
c. drainpipe
d. water meter
Q. is used to measure the flow velocity across a cross-section with a known area.
a. inferential meter
b. anemometer
c. speedometer
d. barometer
Q. In which of the following distribution system, the clean water flows entirely under gravity?
a. gravity system
b. pressure system
c. combined gravity and pumping system
d. pumping system
Q. The pressure in the distribution mains does not depend on
a. altitude to supply water
b. fire fighting requirements
c. availability of funds
d. quality of water
Q. There is a 8 storey residential building in Lucknow. What is the pressure in the distribution mains?
a. 2kg/cm2
b. 5kg/cm2
c. 7kg/cm2
d. 10kg/cm2
Q. The velocity of water in a 10 cm diameter pipe should be
a. 0.2m/sec
b. 0.5m/sec
c. 0.9m/sec
d. 1.2m/sec
Q. In which system of water supply, water is available for 24 hours but uneconomically used?
a. continuous supply
b. fixed supply
c. intermittent supply
d. low supply
Q. In which system of water supply, water is supplied only during fixed hours of the day?
a. continuous supply
b. fixed supply
c. intermittent supply
d. low supply
Q. The velocity of water in the pipe is 1.8m/Sec. What is the diameter of pipe used?
a. 10cm
b. 15cm
c. 25cm
d. 40cm
Q. According the mass curve method, the storage capacity is defined as
a. maximum excess of supply / maximum excess of demand
b. maximum excess of supply * maximum excess of demand
c. maximum excess of supply – maximum excess of demand
d. maximum excess of supply + maximum excess of demand
Q. causes hoop tension in pipe shell.
a. internal water pressure
b. external water pressure
c. water hammer
d. longitudinal stress
Q. The water supply pipes are buried underground. The load on the buried pipe due to earth filling is given by
a. w = c*y*b
b. w = c*y/b
c. w = c*y*b2
d. w = c*y2*b