Q. The storm frequency for a peripheral commercial area is ____________

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Q. Shorter the duration of rainfall ____ will be the rainfall intensity.

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Q. When the storm occurs once a year, the rainfall intensity R is ____________

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Q. The Kuichlings formula when the storm occurs once in 10 years is ____________

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Q. ________ is the time required by flood discharge to reach the maximum limit.

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Q. The maximum runoff occurs when the duration of storm equals the time of concentration.

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Q. The flow of sewage in the sewers is independent of its slope and geometry.

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Q. The expression of the Chezy’s formula is given by ____________

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Q. The value of Kutter’s coefficient for cast iron is ____________

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Q. The value of manning’s coefficient for cement concrete is ____________

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Q. Which of the following conduit material has the maximum Kutter’s coefficient in terms of good surface?

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Q. The value of Bazen’s constant for good earthen channels is ____________

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Q. Which of the following has a minimum manning’s coefficient in terms of fair interior surface?

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Q. Which of the following is the expression of the Manning’s formula?

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Q. Which of the following order is correct regarding Hazen and William’s coefficient?

i. Steel pipe
ii. Cement lined pipe
iii. Wood stave pipe
iv. Asbestos cement pipe

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Q. _______ is the velocity at which the solid matter in sewage remained in suspended form.

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Q. The expression for the self cleansing velocity is given by ____________

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Q. The self cleansing velocity required for coarse sand is __________

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Q. In which of the following, the self cleansing velocity is maximum?

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Q. The diameter of the sewer is 23cm. What should be the self cleansing velocity?

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