Q. The drop man holes are generally provided in sewers for

View solution

Q. For large sewers, maximum distance between manholes may be

View solution

Q. The first stage of neutral process of sludge digestion, is

View solution

Q. Lead acetate test in sewer manhole is done to test the presence of

View solution

Q. Dried sewage after treatment is used as

View solution

Q. The use of coarse screens for the disposal of sewage, may be dispensed with by

View solution

Q. Lead caulked joints are used for laying

View solution

Q. Pick up the correct statement from the following :

View solution

Q. For trunk sewers more than 1.25 m in diameter, the ratio of the maximum daily sewage flow to the average daily sewage flow is assumed

View solution

Q. At the junction of sewers

View solution

Q. Primary treatment of sewage consists of removal of

View solution

Q. If the depth of flow in a circular sewer is 1/4th of its diameter D, the wetted perimeter is

View solution

Q. The maximum diameter of sewers adopted in the designs is

View solution

Q. Sluge banks are formed if sewage is disposed of in

View solution

Q. Design period of 40 to 50 years is adopted for

View solution

Q. The pH value of sewage is determined with the help of

View solution

Q. The maximum spacing of manholes specified by Indian standard in sewers upto 0.3 m diameter is

View solution

Q. The design period in years for pumping plants, is

View solution

Q. The Chezy's constant C in the formula V = C √rs depends upon

View solution

Q. Afive day B.O.D. at 15°C of the sewage of a town is 100 kg/day. If the 5 day B.O.D. per head at 15°C for standard sewage is 0.1 kg/day, the population equivalent is

View solution