Concrete Shell Roofs Are Not Commonly Used Because

question 72

Multiple Choice

Concrete shell roofs are not commonly used because

• A)they require a relatively large amount of concrete per square foot of floor area.
• B)they require prestressing, which substantially raises their cost.
• C)they require a relatively large amount of steel reinforcement per square foot.
• D)all of the above.
• E)none of the above.

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Definitions:

Order-Relevant Principle

involves the idea that the sequence or arrangement of elements or events can significantly affect understanding, memory, or perception.

Abstraction Principle

A concept in computer science and mathematics where specific instances are generalized to a set of properties or behaviors, facilitating generality and reuse.

Vai People

An ethnic group predominantly found in Liberia, known for their unique syllabary writing system.

Literacy

The ability to read, write, understand, and communicate using text.