Final Exam - Practice Questions
- 2. PRACTICE QUESTION 1 Choosing the best answer. Question: Which of the following can be affected and altered at the microclimate (site) scale? A. Precipitation B. Humidity C. Wind Flow D. Solar Access E. All of the above
- 3. PRACTICE QUESTION 1 Choosing the best answer. Question: Which of the following can be affected and altered at the microclimate (site) scale? A. Precipitation B. Humidity C. Wind Flow D. Solar Access E. All of the above All of these phenomenon can be altered based on the presence or absence of certain elements on a site. Buildings can block solar access. Topography can alter windflow. Vegetation can change humidity. Tree canopies can soak up precipitation. Etc…
- 4. PRACTICE QUESTION 2 Choosing the best answer. Question: Which of the following statement is/are false? I. Light and sound can exist at different frequencies. II. Light and sound can travel through fluid mediums (like water and air). III. Light and sound can travel through opaque building assemblies. IV. Light and sound can travel through a vacuum (like outer space). A. III Only B. III and IV C. I and III D. IV Only
- 5. PRACTICE QUESTION 2 Choosing the best answer. Question: Which of the following statement is/are false? I. Light and sound can exist at different frequencies. II. Light and sound can travel through fluid mediums (like water and air). III. Light and sound can travel through opaque building assemblies. IV. Light and sound can travel through a vacuum (like outer space). A. III Only B. III and IV C. I and III D. IV Only Only sound can travel through an opaque building assembly. Only light can travel through a vacuum.
- 6. PRACTICE QUESTION 3 Choosing the best answer. Question: Which of the following terms can be defined as a building that sells more power to the utility than it purchases. Keep in mind that utilities generally charge more than they pay for power. A. Net‐Zero Site Energy Building B. Net‐Zero Source Energy Building C. Net‐Zero Cost Building D. Net‐Zero Emissions Building
- 7. PRACTICE QUESTION 3 Choosing the best answer. Question: Which of the following terms can be defined as a building that sells more power to the utility than it purchases. Keep in mind that utilities generally charge more than they pay for power. A. Net‐Zero Site Energy Building B. Net‐Zero Source Energy Building C. Net‐Zero Cost Building D. Net‐Zero Emissions Building This is the definition of a net‐zero cost building.
- 8. PRACTICE QUESTION 4 Choosing the best answer. Question: What metric is defined as the measure of how well light shows true color? The rating ranges from 0 (worst) to 100 (best). This metric is a measure of how closely it approximates daylight. A. Reflectivity B. Color Temperature C. Specularity D. Color Rendering Index
- 9. PRACTICE QUESTION 4 Choosing the best answer. Question: What metric is defined as the measure of how well light shows true color? The rating ranges from 0 (worst) to 100 (best). This metric is a measure of how closely it approximates daylight. A. Reflectivity B. Color Temperature C. Specularity D. Color Rendering Index This is the definition of the color rendering index. This metric is always based on daylight at the same color temperature.
- 10. PRACTICE QUESTION 5 Choosing the best answer. Question: Recall the conversion factor 1 footcandle (fc) x 10.76 = 1 lux. You are designing a classroom. Your mechanical engineer tells you that your space will receive at least 500 lux of illumination at every desktop. Your response is likely to be: A. The illumination is adequate. B. The illumination is too great. C. The illumination is too low.
- 11. PRACTICE QUESTION 5 Choosing the best answer. Question: Recall the conversion factor 1 footcandle (fc) x 10.76 = 1 lux. You are designing a classroom. Your mechanical engineer tells you that your space will receive at least 500 lux of illumination at every desktop. Your response is likely to be: A. The illumination is adequate. B. The illumination is too great. C. The illumination is too low. Provided with conversion factors, it is important to recognize that 500 lux roughly equate to 50 footcandles – which is adequate for this space.
- 12. PRACTICE QUESTION 6 Choosing the best answer. Question: Which of the following arrangements will likely result in the least amount of lighting energy (i.e. the most daylighting). A. Square plan (SQ) B. 45‐N C. 60‐N D. 45‐E E. 60‐E
- 13. PRACTICE QUESTION 6 Choosing the best answer. Question: Which of the following arrangements will likely result in the least amount of lighting energy (i.e. the most daylighting). A. Square plan (SQ) B. 45‐N C. 60‐N D. 45‐E E. 60‐E The thinnest E‐W oriented plan (i.e. 45‐N) will produce the most daylighting opportunities.
- 14. PRACTICE QUESTION 7 Choosing the best answer. Question: Which of the following terms defines the point indicated on the sun‐path diagram? A. Altitude B. Azimuth C. Equinox D. Zenith
- 15. PRACTICE QUESTION 7 Choosing the best answer. Question: Which of the following terms defines the point indicated on the sun‐path diagram? A. Altitude B. Azimuth C. Equinox D. Zenith This is the zenith – the 90‐degree altitude point.
- 16. PRACTICE QUESTION 8 Choosing the best answer. Question: Which term defines buildings that are more heavily influenced by external conditions? A. Internal‐load dominated buildings. B. Skin‐load dominated buildings. C. Green buildings. D. High performance buildings.
- 17. PRACTICE QUESTION 8 Choosing the best answer. Question: Which term defines buildings that are more heavily influenced by external conditions? A. Internal‐load dominated buildings. B. Skin‐load dominated buildings. C. Green buildings. D. High performance buildings. This is the definition of skin‐load dominated buildings. Buildings with high levels of internal heat gain are internal‐load‐dominated buildings.
- 18. PRACTICE QUESTION 9 Choosing the best answer. Question: Which constant enthalpy process is depicted on the following diagram? A. Humidification B. Condensation C. Desiccation D. Dehumidification
- 19. PRACTICE QUESTION 9 Choosing the best answer. Question: Which constant enthalpy process is depicted on the following diagram? A. Humidification B. Condensation C. Desiccation D. Dehumidification This is an example of humidification or evaporative cooling. Desiccation is synonymous with dehumidification.
- 20. PRACTICE QUESTION 10 Choosing the best answer. Question: This is the average of the dry‐bulb temperature and the mean radiant temperature (MRT). A. Operative temperature B. Effective temperature C. Wet‐bulb temperature D. Enthalpy
- 21. PRACTICE QUESTION 10 Choosing the best answer. Question: This is the average of the dry‐bulb temperature and the mean radiant temperature (MRT). A. Operative temperature B. Effective temperature C. Wet‐bulb temperature D. Enthalpy Effective temperature is the combined effects of air temperature and humidity on comfort. Enthalpy is the total heat in the air. Wet‐bulb temperature measures the effect of moisture in an air–vapor mixture.
- 22. PRACTICE QUESTION 11 Choosing the best answer. Question: Which term defines the heat required to raise the temperature of one pound of water one Fahrenheit degree (about the heat of one match). A. Candela B. Footcandle C. British thermal unit D. Conductivity
- 23. PRACTICE QUESTION 11 Choosing the best answer. Question: Which term defines the heat required to raise the temperature of one pound of water one Fahrenheit degree (about the heat of one match). A. Candela B. Footcandle C. British thermal unit D. Conductivity Candela and footcandle are metrics used for assessing light. Conductivity (k) is the heat conducted through a substance of a given thickness in a given time when a given temperature difference is applied to a given area.
- 24. PRACTICE QUESTION 11 Choosing the best answer. Question: Which of the following is not a typical function a building envelope? A. Solar energy collection or reflectance B. Thermal energy storage C. Reduction of heat transfer D. Admission of light E. Admission of Views F. Carbon sequestration G. Water protection
- 25. PRACTICE QUESTION 11 Choosing the best answer. Question: Which of the following is not a typical function a building envelope? A. Solar energy collection or reflectance B. Thermal energy storage C. Reduction of heat transfer D. Admission of light E. Admission of Views F. Carbon sequestration G. Water protection Carbon sequestration is not a typical function the envelope. Though, some forward‐thinking designers have incorporated this function into envelopes.
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- 28. ʸ鴡ձ䷡ϱձ12 Choosing the best answer. Question: A building in Concord has a UA value of 1000 Btu / h °F. If we want to know how much heat would be required for the entire year, we must apply the following formula: Heat required = (UA) x 24 h/day x HDD°F = 1000 x 24 x 7554 Using MEEB Table B.1 (next slide), calculate the total heat required. A. 50 million Btu B. 181 million Btu C. 7.5 million Btu D. 2 million Btu Any tables or figures referenced in the Final Exam will be accompanied with the actual tables or figures.
- 29. PRACTICE QUESTION 13 Choosing the best answer. Question: The following diagram depicts which type of passive solar heating strategy. A. Direct Gain B. Trombé Wall C. Sunspace D. Water Wall
- 30. PRACTICE QUESTION 13 Choosing the best answer. Question: The following diagram depicts which type of passive solar heating strategy. A. Direct Gain B. Trombé Wall C. Sunspace D. Water Wall This is a sunspace. A Trombé wall would feature thermal mass directly behind the glazing. A direct gain system would be integrated into an occupied living space.
- 32. PRACTICE QUESTION 14 Choosing the best answer. Question: What is the air density ratio (ADR) for a Denver, CO, the “Mile High City”? Note that one mile is 5280 feet. A. 0.99 B. 0.83 C. 0.70 D. 0.50 See figure. 0.83 5280 ft
- 33. PRACTICE QUESTION 15 Choosing the best answer. Question: Which of the following are not considered in cooling load calculations? A. Heat gains from people B. Heat gains from equipment C. Heat gains from electric lighting D. Heat gains from fireplaces E. Heat gains from the building envelope F. Heat gains from infiltration/ventilation
- 34. PRACTICE QUESTION 15 Choosing the best answer. Question: Which of the following are not considered in cooling load calculations? A. Heat gains from people B. Heat gains from equipment C. Heat gains from electric lighting D. Heat gains from fireplaces E. Heat gains from the building envelope F. Heat gains from infiltration/ventilation Fireplaces would be considered an auxiliary heat source. It would NOT be activated during the cooling season and thus would not be considered.
- 35. PRACTICE QUESTION 16 Choosing the best answer. Question: A roofpond can provide which of the following effects? A. Passive solar heating B. Passive cooling C. Both D. Neither
- 36. PRACTICE QUESTION 16 Choosing the best answer. Question: A roofpond can provide which of the following effects? A. Passive solar heating B. Passive cooling C. Both D. Neither A roofpond strategy can actually provide both passive solar heating and cooling.
- 37. PRACTICE QUESTION 17 Choosing the best answer. Question: Which of the following terms can be described as the arithmetic average of all absorption values from the octave bands ranging from 250 Hz to 2000 Hz? A. Noise Criteria (NC) Curves B. Noise Reduction Coefficient (NRC) C. Noise Reduction (NR) D. Sound Transmission Class (STC)
- 38. PRACTICE QUESTION 17 Choosing the best answer. Question: Which of the following terms can be described as the arithmetic average of all absorption values from the octave bands ranging from 250 Hz to 2000 Hz? A. Noise Criteria (NC) Curves B. Noise Reduction Coefficient (NRC) C. Noise Reduction (NR) D. Sound Transmission Class (STC) Study note: Make sure you understand the application of each of these terms.
- 39. PRACTICE QUESTION 18 Choosing the best answer. Question: Adjusting the pitch of a sound has an impact on which of the following? A. Amplitude B. Volume C. Frequency D. Sabins
- 40. PRACTICE QUESTION 18 Choosing the best answer. Question: Adjusting the pitch of a sound has an impact on which of the following? A. Amplitude B. Volume C. Frequency D. Sabins Frequency is synonymous with pitch. Amplitude is synonymous with volume. A sabin is a metric used to asses acoustic absorption.