Q. You are working on an air conditioning system. A
roll of cylindrical copper tubing has an outside
diameter of 7/8 inch and an inside diameter of 3/4
inch. How much refrigerant can 12 feet of the tubing
hold?
A. 0.037 cubic feet
B. 0.065 cubic feet
C. 0.147 cubic feet
D. 5.30 cubic feet
