Question

Identify the correct relation between the following?

(a) Dissolved solid = Total solid + Suspended solid

(b) Dissolved solid = Total solid – Suspended solid

(c) Total solid = Dissolved solid / Suspended solid

(d) Dissolved solid = Suspended solid – Total solid

I had been asked this question in a national level competition.

My query is from Physical characteristic of Water in section Quality of Water of Environmental Engineering

Answer 1

Right choice is (b) Dissolved solid = Total solid – Suspended solid

To explain: Dissolved solid is the difference between total solid and suspended solid. Suspended solid is non-filterable solid whereas dissolved solid is filterable solid.