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Q: In a concrete masonry, a hollow concrete block has a core-void area greater than _______ of the gross area.
- A. 12%
- B. 37%
- C. 25%
- D. 8%
Correct Answer:
Option C - Concrete masonry uses two types of cement concrete blocks for the construction of walls hollow concrete block and solid concrete block. A hollow concrete block has a core void area greater than 25% of the gross area.
C. Concrete masonry uses two types of cement concrete blocks for the construction of walls hollow concrete block and solid concrete block. A hollow concrete block has a core void area greater than 25% of the gross area.
Explanations:
Concrete masonry uses two types of cement concrete blocks for the construction of walls hollow concrete block and solid concrete block. A hollow concrete block has a core void area greater than 25% of the gross area.Address
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