When refrigerant lines are installed under a poured concrete slab they are protected from physical harm
A) by the concrete itself
B) by the foam insulation around the refrigerant lines
C) with a chase or conduit
D) by a covering of tar and pitch
C
You might also like to view...
This is a condition when, due to the limits of dimensions, there is always clearance between mating parts.
a. clearance fit b. allowance c. interference fit d. maximum material condition
The subsequent problems deal with the circuit below:
Note: Each question is independent and doesn't depend on results from previous questions. The only values known initially are the values provided in each question.If X=1 and R=1, and then R changes to 0, Y will be
A. 1 B. uncertain C. 0
Fill in the blank(s) with the appropriate word(s).
Timing belts are being discussed. Technician A says that a timing belt is designed and shaped just like a serpentine belt. Technician B says that timing belts that are adjusted too tight may whine.
A. A only B. B only C. Both A and B D. Neither A nor B