1. Hydrates the cement slowly.
2. Generates less heat of hydration.
3. Has more resistance to sulphate attack.
4. All of these
All of these
1. Rapid hardening
2. High early strength
3. High heat of generation
4. All the above
All the above
1. Tricalcium Aluminate
2. Tricalcium silicate
3. Di-calcium silicate
4. Teracalcium aluminate
Tricalcium Aluminate
1. 50 to 60%
2. 60 to 70%
3. 70 to 80%
4. 80 to 90%
70 to 80\%
1. Directly
2. Indirectly
3. Equally
4. None of these
Directly
1. Where high early strength is desired
2. Where form work is to be removed as early as possible
3. For construction of road pavements.
4. All of the above
All of the above
1. Thin structures
2. Thick structures
3. Sea structures
4. Submarine structures
Thick structures
1. Less
2. More
3. Medium
4. All the above
More
1. Ordinary Portland cement
2. Rapid hardening cement
3. High alumina cement
4. Sulphate resisting cement.
High alumina cement
1. R.H.C
2. L.H.C
3. H.A.C
4. R.S.C
H.A.C