An ISO symbol used for symmetrical welds has a ____ reference line.
A. double continuous
B. single dashed
C. double dashed
D. single continuous
Answer: D
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The U.S. Department of Energy's climate zones are based on
A) the exterior humidity. B) the exterior air temperature. C) precipitation. D) A and B. E) B and C.
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There are 2 kinds of attic ventilation, _________ and _____________.
Fill in the blank(s) with the appropriate word(s).
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Convert 40° Celsius to Fahrenheit
A) 40 + 32 = 72; 72 × 1.8 = 129.6°F B) 40 + 40 = 80; 80/1.8 = 44.4; 44.4 - 40 = 4.4°F C) 40/1.8 = 22.2; 22.2 + 32 = 64.2°F D) 40 × 1.8 = 72; 72 + 32 = 104°F
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Convert 3/8 to an equivalent fraction in 32nds
A) 8/32 B) 15/32 C) 12/32 D) 6/32
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