When a purge-recovery unit runs to purge the air from the condenser of a low pressure chiller, most of the refrigerant that is purged with the air is
A) released with the water. B) released into the air.
C) reused as chiller fuel. D) recovered and returned to the system.
D
You might also like to view...
In a screw compressor, the motor drives the _____.
a. impeller b. male rotor c. crankshaft d. turbine
Currently, much of the concern about food is over bioengineered food
Indicate whether the statement is true or false
Nuclear power has been used all over the world since the:
a. 1950s c. 1970s b. 1960s d. 1980s
Answer the following statement(s) true (T) or false (F)
1. In a residential occupancy, all circuits are connected with two- or four-conductor cable. 2. The term double-throw means that the switch will make connection with a stationary contact when moved or thrown in either of two directions. 3. When making three-way switch connections using two, three, or four conductor cables, it is permissible to connect any of the conductors to the hot conductor. 4. Four-way switch connections are actually made with two- and three-conductor cable. 5. The National Electrical Code requires that neutral, or grounded, conductors be white or yellow.