What is the typical angle at which hip rafters attach to the main ridge board on an intersecting roof system?
A) 90 degrees B) 22.5 degrees C) 33 degrees D) 45 degrees
D
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Calculate the total resistance and current in a 12 volt parallel circuit with three resistors of 4 ohms, 8 ohms, and 16 ohms, using any one of the five methods (calculator suggested). What is the total resistance and current?
A) 4 ohms (3.0 amperes) B) 2.3 ohms (5.3 amperes) C) 140 ohms (18 amperes) D) 22 ohms (0.4 amperes)
A price that is competitive and allows the seller to make a profit is considered to be a price that is:
A) optimal. B) the lowest price. C) fair. D) an incentive. E) the final price.
PTAC units are:
A) Partial trajectory air-conditioning units. B) Packaged terminal air-conditioning units. C) Packaged temporary air-conditioning units. D) Partial temporary air-conditioning units.