The suitable layout for a water supply distribution system, for an irregularly grown town, is
The suitable layout for a water supply distribution system, for a city of roads of rectangular pattern, is
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The method, which is most widely used for analysing and designing the pipes of all types of complex water distribution networks, is:
Which one of the following pairs is not correctly matched?
Which one of the following valves is seldom used in water distribution systems because of high head loss characteristics?
Consider the following statements:
In a water supply system,
1. drain valves are provided at elevated or higher, points to remove accumulated air.
2. reflux valve allows flow in one direction only.
3. drain valves are provided at low points to remove silt and other deposits.
Which of these statements is/are correct?
Consider the following statements:
The disadvantages of employing steel pipes in conveyance and distribution of water are, they
1. cannot withstand high negative pressures or vacuums that may be created in them, especially the combined effects of vacuum and external loads of backfill and traffic.
2, are easily affected by acidic or alkaline waters and even atmospheric agencies may produce adverse effects on them.
3. cannot be used for high pressures. (Generally not used for pressures above 7 kg/cm2)
Which of these statements is/are correct?
The connection of service pipe with municipal water mains supplying water to a building comprises of
1. stopcock
2. gooseneck
3. ferrule
4. water meter
The correct sequence of these is