Practice Additives And Admixtures (2.4) - Types of Plaster - Civil Engineering Materials, Testing & Evaluation

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8 questions

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Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
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6 sample questions

Question 1.
What is the purpose of plasticizers in plaster?
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What do you want to achieve to work easily with plaster?
Question 2.
Name an additive that helps resist moisture.
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Think of rain or damp environments.
3Question 3.
Which additive is used to improve the workability of plaster?
- Accelerators
- Plasticizers
- Waterproofing agents
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Think of how you would make plaster easier to handle.
4Question 4.
True or False: Retarders help to speed up the plaster setting time.
- True
- False
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Consider the meaning of 'retard' in other contexts.
Question 5.
Discuss how you would choose the appropriate additives for a plastering project exposed to high humidity conditions.
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What challenges do high humidity conditions pose for plaster?
Question 6.
Evaluate the impact of using accelerators in plaster for emergency repairs in winter conditions.
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Why would speed be essential for repairs during a cold spell?

4 more questions in this section. Enroll free to practise them all.