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- 1. Multiple Choice
Which of the following statements are TRUE?
Chemical reaction between cement and water is called Hydration
Hydration will cause concrete to harden
Hydration releases heat
Hydration is a secret organisation for world domination. Hail Hydra!
Incomplete hydration process will result in poor concrete quality
- 2. Multiple Choice
Which of the following statements are TRUE for concrete?
High compressive strength
High tensile strength
A type of composite material
Combustible material
- 3. Multiple Choice
After concrete placing, the next step in concreting procedure is ...
Concrete batching
Concrete compacting
Concrete curing
Concrete delivery
- 4. Multiple Choice
Best description for the image shown is ...
Reinforcement bar
High tensile links or stirrups
High tensile main bars
Mild steel links or stirrups
Metal scraps
- 5. Multiple Choice
Best description for the image shown is ...
Reinforcement bar
High tensile links or stirrups
High tensile main bars
Mild steel main bars
Metal scraps
- 6. Multiple Choice
Referring to the column cross-section shown, which of the following statements are TRUE?
Height of column is 400
There are 7 numbers of this column
The column has 8 numbers of 30mm diameter reinforcement bars
Concrete cover is 25mm
The column has 30 numbers of 8mm diameter reinforcement bars
- 7. Multiple Choice
The concrete component shown in the image is ...
Concrete plinth
Concrete slab
Column kicker
Column base
Column shoe
- 8. Multiple Choice
R12 @250 in the image shown are ...
12mm high tensile reinforcement main bar
12mm mild steel reinforcement main bar
12mm high tensile stirrups
12mm mild steel stirrups
- 9. Multiple Choice
The procedure shown in the image is ...
Pre-tensioning of concrete beam
Post-tensioning of concrete beam
Post-tendoning of concrete beam
Pre-anchoring of concrete beam
- 10. Multiple Choice
Which of the followings are TRUE for curing process?
Curing process is intended to control the temperature of the concrete during hardening stage.
Curing is to avoid poured concrete from drying out too fast, which could lead to cracks and strength will drop (weaker)
Curing can be done by covering the concrete surface with waterproof plastic membrane
Curing can be done by keeping the concrete surface wet with sprayed water
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