Title: Quiz
Course: HAC 241 -Building Systems and Performance Spring 2015 > Section: HAC 241 -Building Systems and Performance Spring 2015

Q: Anytime a replacement furnace is installed the size is determined by:
- a. Manual J heat load calculation
- b. Quick charts that use square footage to size the furnace
- c. Replace with the same size furnace
- d. Replace with a furnace that is 10% smaller in size
A: a. Manual J heat load calculation

Q: Design conditions are determined by:
- a. Geographical location of the subject house
- b. The same for all locations in the Midwest
- c. Are standarized at 0 degrees outdoor temperature
- d. None of the above are correct
A: a. Geographical location of the subject house

Q: Ovesizing cooling systems
- a. Causes humidity problems
- b. b. Will assure proper temperature control even if it is 120 degrees outside
- c. Will improve SIR numbers
- d. Reduces static electricity
A: a. Causes humidity problems

Q: In IWAP the person that does the final Load calculation and furnace sizing is:
- a. Assessor
- b. Architectural Contractor
- c. HVAC contractor
- d. State Tech
A: c. HVAC contractor

Q: The minimum efficiency for a new furnace in IHWAP is:
- a. 70% efficient furnace
- b. 80% efficient furnace
- c. 90% plus furnace
- d. 100% efficient furnace
A: c. 90% plus furnace

Q: Garbage in garbage out means
- a. If you install garbage material in a house it will be thrown out
- b. You need to take out the garbage
- c. Bad data input will give the bad output
- d. None of the above is correct
A: c. Bad data input will give the bad output

Q: Generally speaking most residential heating systems are:
- a. Oversized
- b. Sized correctly
- c. Undersized
- d. None of the above is correct
A: a. Oversized

Q: Most rules of thumb are good to use when doing furnace sizing
- a. True
- b. False
A: b. False

Q: Generally speaking replacing an existing furnace  with a higher efficient furnace will result in:
- a. Installing a larger furnace
- b. Installing a smaller furnace
- c. Installing the same size furnace
- d. None of the above are correct
A: b. Installing a smaller furnace

Q: The homeowner can provide good insight about the current furnace system operations.
- a. True
- b. False
A: a. True