Practice Physical Tests (7.1) - Introduction - Civil Engineering Materials, Testing & Evaluation

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9 questions

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6 sample questions

Question 1.
What is the formula for calculating moisture content in wood?
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Consider how you calculate differences in weights.
Question 2.
What does density indicate about wood?
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Recall how heavy wood feels relative to its size.
3Question 3.
What method is used to test moisture content in wood?
- Kinetic method
- Oven-drying method
- Chemical method
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Recall the process involving drying the wood sample.
4Question 4.
True or False: Higher density wood is always weaker than lower density wood.
- True
- False
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Think about how weight correlates to strength.
Question 5.
A wood workshop found that their lumber's average moisture content was 25%. If they want to reduce it to 12%, what percentage of moisture must they remove?
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Simple subtraction will lead you to the answer.
Question 6.
You have two types of wood: Wood A with density 0.85 g/cm^3 and Wood B with density 1.20 g/cm^3. If you need to select a wood for structural support, which would you choose and why?
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Think about which wood type can withstand more weight.

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