Title: Unit 6 Quiz
Course: HET 191 HVACR Heat Load > Section: HET 191 HVACR Heat Load

Q: What is the 99% winter dry bulb design temperature for Rockford, IL?
- -10°F
- -4°F
- 0°F
- 88°F
A: -4°F

Q: What is the U-value for a double pane operable window with clear glass made of wood?
- The U- value is 0.57
- The U- value is 0.98
- The U- value is 0.44
- The U- value is 0.70
A: The U- value is 0.57

Q: A west facing window (4’ x 5’) in Waukegan, IL has an overhang of 2.0 feet and the top of the window is 1’ below the soffit. What is the shaded area of the window?
- The area is 2.7 ft2
- The area is 3.1 ft2
- The area is 1.62 ft2
- The area is 2.48 ft2
A: The area is 2.48 ft2

Q: What is the U-value for a wood framed wall (2 x 4, 16” o.c.) with no board insulation, wood sheathing,  and R-13 cavity insulation?
- The U-value is 0.091
- The U-value is 0.097
- The U-value is 0.063
- The U-value is 0.059
A: The U-value is 0.091

Q: What is the CLTD for a shaded wall (Glenview, IL) which has a Group number of D?
- The CLTD is 19.4
- The CLTD is 10.4
- The CLTD is 15.4
- The CLTD is 24.5
A: The CLTD is 10.4