The workability of concrete can be improved by the addition of the following admixture -
(a) Calcium sulphate
(b) Hydrogen peroxide
(c) Fly ash
(d) Lime.
The correct Answer Is
(c) Fly ash
(a) Calcium sulphate
(b) Hydrogen peroxide
(c) Fly ash
(d) Lime.
The correct Answer Is
(c) Fly ash