Corrosion of well pipes may not be reduced by_________________?

Water Supply Engineering 07/08/2021

A. reducing the draw down and the pumping rate
B. reducing the flow velocity
C. using thicker pipes
D. using screens having larger area of openings
E. none of these

Related Mcqs:

    The factor affecting per capita demand, is___________________?
    A. size of the city B. climatic conditions C. pressure in water mains D. cost of water E. all the above...
    The specific retention is least in case of_______________?
    A. Clay B. Sand C. Silt D. Coarse gravel...
    For determining the velocity of flow of underground water, the most commonly used non-empirical formula is________________?
    A. Darcy’s formula B. Slichter’s formula C. Hazen’s formula D. Lacy’s formula...
    Asbestos pipes are ______________?
    A. light in weight and easy to transport B. highly resistant to corrosion C. high flexible to accommodate deflection upto 12° D. very much smooth and hydraulically efficient E. all the above...
    By boiling water, hardness can be removed if it is due to_________________?
    A. calcium sulphate B. magnesium sulphate C. calcium nitrate D. calcium bicarbonate E. none of these...

Leave a Reply

Your email address will not be published. Required fields are marked *