List three factors that affect air leakage through building envelope.
What will be an ideal response?
1. Leakage area?length and width of gaps in the envelope.
2. Air pressure difference between the inside and outside caused by wind speed.
3. Air pressure difference between the inside and outside caused by air temperature difference between the inside and outside air.
You might also like to view...
What does the Y terminal on most heat pump thermostats control and when is it energized?
What will be an ideal response?
All of the following statements about the EGR valve are true, EXCEPT:
A. the EGR valve creates a controlled vacuum leak between the intake and exhaust manifolds B. an EGR valve that is stuck closed will cause high NOX emissions C. the vacuum to many vacuum actuated EGR valves is controlled by a solenoid D. an EGR valve that is stuck in the open position will cause detonation
When a differential carrier is equipped with a lube pump, where is pressurized lubricant delivered to?
A. interaxle differential and front bearings B. ring and pinion gearset C. all of the gears and bearings in the axle D. drilled passages to the planetary gears
Adjustment factors must be used if more than ____ conductors are grouped together in a conduit or cable without maintaining spacing.
Fill in the blank(s) with correct word