Computer · Concrete Technology
Which of the following statements regarding concrete properties is correct?
- 1A rich mix of concrete provides lower strength than a lean mix.
- 2The strength of concrete decreases with age.
- 3If the water-cement ratio is lower, the strength of concrete will always be lower.
- 4Duff Abram's law is valid only when the concrete is of workable plasticity.✓
Correct answer
Duff Abram's law is valid only when the concrete is of workable plasticity.
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