The heading, or title, of a poster should contain how many words?

a. no more than 1
b. 1 to 5
c. 3 to 8
d. 5 to 10


B

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As the percentage of antifreeze in the coolant increases, ________.

A) The freeze point decreases (up to a point) B) The heat transfer increases C) The boiling point decreases D) All of the above occurs

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Why is pork considered healthier now than in the past?

What will be an ideal response?

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How is a velometer used to determine the CFM at a supply register?

A) The average air velocity is multiplied by the free area of the register. B) The average air velocity is the same thing as CFM. C) The average air velocity is multiplied by the face area of the register. D) The average air velocity is multiplied by 1.08.

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A single-phase electrical device in a building draws 37 A and is supplied with two type THWN copper wires in a conduit. The conduit is run up through the cores of concrete blocks in a building. The wire ampacity is to be sized at 125% of the 37 A, which is 46.25 A. The minimum size of wire permitted is AWG number ____.

A. 4 B. 6 C. 8 D. 10

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