Which item is used in negative pressure ventilation?
a. negative-pressure fan
b. blower
c. HVAC system
d. smoke ejector
Answer: d. smoke ejector
You might also like to view...
Answer the following statement(s) true (T) or false (F)
1. Maximizing the energy efficiency of an HVAC system means controlling two factors: the area (volume of air) in the home that the system must heat and cool, and the temperature level to which the system must heat or cool that area. 2. Air duct leaks are usually easy to detect. 3. Room air conditioners do not work well in confined, well insulated spaces. 4. The two main types of space heaters are defined by their method of transferring heat. 5. Most residential water heaters in the U.S. are tanks ranging in size from 5-20 gallons.
? Identify and state the historical significance of Daniel Webster.
What will be an ideal response?
Normal suspension systems are MOST-Likely referred to as:
A. shackles B. passive systems C. load carriers D. adaptive systems
The metric unit for torque used by most original equipment manufacturers (OEM) is which of these?
A) Foot-pound B) Newton-meter C) Kilogram-meter D) Pound-foot