In VAV systems with a return air fan, the fan provides _____.
a. the same amount of air that the supply air fan is moving
b. more airflow than the supply air fan provides
c. the amount of air the supply fan is moving, minus the outside air
d. 50 percent of the air that the supply air fan provides
c. the amount of air the supply fan is moving, minus the outside air
You might also like to view...
Answer the following statement(s) true (T) or false (F)
1. Each dimension shall have a tolerance, except for those dimensions specifically identified as reference, maximum, minimum, or stock. 2. The tolerance may be applied directly to the dimension or indicated by a general note or located in the print tolerance block. 3. It is normal to assume or scale a distance or size on a print. 4. Wires, cables, sheets, rods, and other materials manufactured by gage or code numbers shall be specified by linear dimensions indicating the diameter or thickness.
Fertilization of cool season turfgrasses should never be done in the late fall because it will damage plants when the first frost arrives
Indicate whether the statement is true or false
A small oil company wants to replace its Micro Motion Coriolis flowmeters with nickel-based steel alloy flowmeters from the Emerson F-Series. The replacement process will cost the company $50,000 three years from now. How much money must the company set aside each year beginning 1 year from now in order to have the total amount in 3 years? Assume the company earns a generous 20% per year on investment funds.
What will be an ideal response?
The ________ of a Lubricant is the point at which the lubricant becomes so thick that it no longer flows
A. Flash point B. Pour point C. Wax point D. Viscosity index