Q. Which of these equations is used to calculate the water velocity inside of a pipe?

View solution

Q. What is the minimum velocity required in sewers to keep the foreign particles from settling?

View solution

Q. Exceeding 10 ft/sec may increase the likelihood of hydraulic surges.

View solution

Q. What is the maximum allowable velocity in public water mains?

View solution

Q. The increasing flow velocity in water systems not only creates noise but also leads to the wear and tear of the pipes.

View solution

Q. Storm water is collected from streets into the __________ which in turn discharged into main drains of open type.

View solution

Q. The depth in open drain should preferably be kept _______ the man height.

View solution

Q. Which of the following is considered if sewers are placed on the softer grounds?

View solution

Q. In India which type of sewer systems are preferred?

View solution

Q. Partial sewers carry a part of stormwater to sanitary sewers.

View solution

Q. Two sets of sewers are laid in _________ system.

View solution

Q. Which of the following is an advantage of separate sewers?

View solution

Q. When only one set of sewers are used to carry both sanitary sewage and storm water, it is called as __________ system.

View solution

Q. If sizes of the sewers are __________ choking problems are less.

View solution

Q. Which of the following is a disadvantage with respect to the size of the sewers?

View solution

Q. In which kind of cities are combined systems used?

View solution

Q. In partial systems, there is no over load on the treatment plants.

View solution

Q. The treatment is costly in which of the following systems?

View solution

Q. The process that involves connecting pipelines and sewer appurtenances to transport waste to sewage treatment centres is called?

View solution

Q. Pipeline networks are designed by engineers and installed by sewer contractors in accordance with federal and state regulations.

View solution