?Which example is NOT an energy-efficient construction method?
A. ?framing that reduces thermal bridging
B. ?fully taped building wrap over sheathing
C. ?low R-value insulation in crawl spaces
D. ?24 inches on center inline framing
Answer: C
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The root reinforcement on the inside of the pipe from a completed weld should be flush to a maximum of
_____. a. 1/8" (3 mm) b. 1/4" (6 mm) c. 1/16" (1.6 mm) d. 1/2" (13 mm) WELDING LEVEL THREE MODULE 29306-16 EXAM 2 Copyright © 2016 NCCER. Permission is granted to reproduce this page provided that copies are for local use only and that each copy contains this notice.
Which of these is the right procedure to use when refilling an empty cooling system?
A) Fill block and one half of the radiator with 100% pure antifreeze and fill rest of with water B) Determine capacity; fill with 50/50 coolant/water or pre-mixed coolant C) Fill radiator with antifreeze, start engine, drain the radiator, and refill with a 50/50 mixture of antifreeze and water D) Fill completely with antifreeze with a 50/50 mix in the overflow bottle
HVAC Excellence:
A) Oversees national curriculum standards for all trade and technical education organizations. B) Established an organization to provide programmatic accreditation for HVAC programs. C) Regulates all HVACR manufacturing facilities in the United States. D) Provides a list of mechanical manufacturing codes for the HVAC industry.
L type copper is considered medium weight and is used most frequently.
Answer the following statement true (T) or false (F)