Which of the following is the symbol for an open roof tank?

Figure


Answer: B
Explanation: A) Incorrect. This is the symbol for a hemispheroid.
B) Correct. This is the symbol for an open roof tank.
C) Incorrect. This is the symbol for a double wall tank.
D) Incorrect. This is the symbol for an atmospheric tank.

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DSPs are typically programmed in

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Each exterior surface of a residence is considered a ____.

A. header B. portal frame C. rafter D. braced wall line

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ISO 9000 Quality Systems Standards were established to encourage the development of standards, testing, quality control, and the certification of companies where these practices are implemented.

Answer the following statement true (T) or false (F)

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