Orthotolidine test is used for determination of________________?

Related Mcqs:

Alkalinity in water is expressed as milli-grams per litre in terms of equivalent_______________?

A. calcium carbonate B. magnesium carbonate C. sodium carbonate D. calcium hydroxide...

Chlorine demand of water is equal to________________?

A. applied chlorine B. residual chlorine C. sum of applied and residual chlorine D. difference of applied and residual chlorine...

Laying of sewers is usually done with the help of________________?

A. a theodolite B. a compass C. sight rails and boning rods D. a plane table...

When there is no recirculation of sewage, then recirculation factor is_______________?

A. 0 B. 1 C. infinity D. none of the above...

Which of the following methods of analysis of water distribution system is most suitable for long and narrow pipe system ?

A. circle method B. equivalent pipe method C. Hardy cross method D. electrical analysis method...