In lime-soda process________________?

Environmental Engineering 15/09/2021

A. only carbonate hardness is removed
B. only non-carbonate hardness is re-moved
C. lime reduces the carbonate hardness and soda-ash removes the non-carbo¬nate hardness
D. lime reduces the non-carbonate hard-ness and soda-ash removes the carbo¬nate hardness

Related Mcqs:

    As compared to shallow-wells, deep wells have______________?
    A. more depth B. less depth C. more discharge D. less discharge...
    The method of analysis of distribution system in which the domestic supply is neglected and fire demand is considered is________________?
    A. circle method B. equivalent pipe method C. electrical analysis method D. Hardy cross method...
    Most of the bacteria in sewage are______________?
    A. parasitic B. saprophytic C. pathogenic D. anaerobic...
    As compared to higher pH values, the contact period required for efficient chlorination at lower pH values is___________________?
    A. smaller B. larger C. same D. none of the above...
    If the coliform bacteria is present in a sample of water, then the coliform test to be conducted is_____________?
    1) presumptive coliform test 2) confirmed coliform test 3) completed coliform test The correct answer is ? A. only (1) B. both (1) and (2) C. both (1) and (3) D. all (1), (2) and (3)...

Leave a Reply

Your email address will not be published.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