engineering recuitment TNPSC AE Civil 2024 Test series Construction Materials and Management Concrete
Which of the following is correct regarding autogenous healing of concrete?
1
It is an artificial process of crack repair occurring applying water.
2
It cannot take place in continuous saturation.
3
It is a natural process of crack repair occurring in the presence of moisture.
4
It is particularly effective in cycles of drying and re-immersion.