The effective size of sand particles used in slow sand filters is_______________?

Related Mcqs:

The distribution mains are designed for________________?

A. maximum daily demand B. maximum hourly demand C. average daily demand D. maximum hourly demand on maxi¬mum day...

The suitable layout of a distribution system for irregularly growing town is_______________?

A. dead end system B. grid iron system C. radial system D. ring system...

Most of the bacteria in sewage are______________?

A. parasitic B. saprophytic C. pathogenic D. anaerobic...

Which of the following chemical compounds can be used for dechlorination of water ?

A. carbon dioxide B. bleaching powder C. sulphur dioxide D. chloramines...

The devices which are installed for drawing water from the sources are called______________?

A. aquifers B. aquiclude C. filters D. intakes...