Air conditioning and refrigeration reversible ratchet wrenches are used to ____.
A. tighten hex head sheet metal screws
B. tighten flare nuts
C. open and close refrigerant service valves
D. tighten nuts that cannot be reached with other wrenches
Answer: C
You might also like to view...
Describe the changes that you made in the landscape design and explain why
you made those changes.
What will be an ideal response?Golf course superintendents consult their on-site weather station to determine the advisability of applying chemicals or preparing work schedules
Indicate whether the statement is true or false
Static pressure readings are taken on a duct system by:
A) Subtracting the velocity pressure from the total pressure. B) Pointing the pressure-sensing tube into the airstream. C) Subtracting the total pressure from the velocity pressure. D) Pointing the pressure-sensing tube perpendicular to the air stream.
Which event causes the capacitor to retain a voltage potential?
A) Open circuit
B) Closed circuit
C) Both A and B
D) Neither A nor B