The unit run is always ________ for common rafters
A) 12 B) 17 C) 24 D) 6
A
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Vertical up welds require a forehand gun angle.
Answer the following statement true (T) or false (F)
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A good construction manager has strong _______ skills
a. Technical b. Personal c. Managerial d. Negotiation e. All of the above
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The procedures for solution of DC networks, apply to what other types of circuits?
A. Open B. AC C. Closed D. Short
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What causes the little pops and ticking that can be heard in some furnaces before the blower comes on?
A) Small quantities of water in the gas B) Mechanical rattles from an unbalanced indoor blower C) Small concentrated pockets of gas that explode D) Expansion of the heat exchanger as it heats up
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