Assignment-I-Concrete Technology

1. What are the chemical compositions of cement? How the cement is manufactured give flow

chart?

2. Explain the terms normal consistency, initial and final setting time.

3. Explain the shape, size and texture of the aggregate.

4. What are the constituents of cement? Explain the role of constituents in controlling the properties

of cement.

5. Define the terms i) Standard Consistency ii) Fineness iii) and Soundness. Explain their

significances.

6. Distinguish between i) False set and flash set ii) Dry process and wet process iii) Hydraulic

cements and non-hydraulic cements.

7. How do you classify the aggregates? Describe the characteristics of aggregates influencing the

behavior of concrete.

8. Explain the significance of Bulking of Fine aggregates and Gap grading.

9. Mention the different types of cement.

10. What are the different laboratory tests conducted on cement in the laboratory? Explain any one of

them in detail.

11. Explain bulking of sand and its importance.

12. What is meant by grading of aggregates? Explain the importance of size, shape and texture with

respect to the coarse aggregates.