Question:
Which among the following are essential
constituents of Portland cement?
Which among the following are essential
constituents of Portland cement?
Options:
- Sand, lime, clay
- Silica, alumina, lime
- Silica, lime, graphite powder
- Sand, graphene, clay
- Sand, lime, clay
- Silica, alumina, lime
- Silica, lime, graphite powder
- Sand, graphene, clay
Correct Answer: A) Sand, lime, clay
Explanation:
The essential constituents of Portland cement are lime, sand and clay.
The essential constituents of Portland cement are lime, sand and clay.