A two-story building is 60 X 40 with 10-foot ceilings. How much air must be moved per hour?
Fill in the blank(s) with the appropriate word(s).
288,000
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While having a discussion, Technician A says that if there is a tire blowout on the left side of a front-wheel-drive vehicle with positive scrub radius, the tire will pull hard to the left. Technician B says that it will pull hard to the right. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
Which of the following is true of DCEN?
A. With DCEN, arc starting with a high-voltage electrical discharge is more difficult. B. With DCEN, the electrode becomes damaged in a short period of time. C. With DCEN, a pointed tip concentrates the arc. D. DCEN concentrates the heat in the tip of the electrode.
?What is the maximum interpass temperature allowed for the plain carbon steel AWS SENSE workmanship samples?
A. ?120°F (49°C) B. ?100°F (37°C) C. ?150°F (65°C) D. ?135°F (57°C)
What is a redundant gas valve?
A) A gas valve that was once necessary on older furnaces but is no longer used B) A gas valve with two valves mechanically in series C) A gas valve that is used in case the main valve quits working D) A gas valve that has no real purpose