Concrete Technology Practice Test 2

1. Which type of aggregate is shown below?

2. What is the size of fine aggregates?

3. When sand is fully dry then it’s volume is ____________

4. For the construction of cement concrete floor, the maximum permissible size of aggregate is ________

5. According to geological origin, aggregates is/are classified into __________ types.

6. In cement hardening process ___________ instants are very important.

7. Loss on Ignition (L.O.I.) is the loss in weight of cement after being heated to _____________

8. When the cement paste is filled in mould and kept in water. Then what should be the temperature of water?

9. Aggregate abrasion value is determined by__________

10. C₃ S and C₂S require approximately the _____________ amount of water for hydration.