What type light may be used in more difficult to access areas?
A) Incandescent B) Fluorescent C) LED D) None of these
C
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The recommended method for applying the first layer of a built-up roof to prevent seepage of tar into the rafter spaces is to _____.
a. apply a layer of tar and allow it to dry before applying the first layer of felt b. apply a dry layer of felt, followed by the first layer of tar c. apply a layer of tar, followed by insulating boards that will absorb any excess tar d. place a flexible membrane over the decking, followed by the first layer of felt and asphalt
What features of the horse can be used to determine age?
a. eyes c. teeth b. legs d. hair coat
The inner tube of heat exchangers of water-source heat pumps have extended surfaces called ____________________, which increase the surface area for better heat transfer.
Fill in the blank(s) with the appropriate word(s).
In testing DIACs with an ohmmeter, ____ resistance in either direction indicates that the device is not opened (defective).
A. zero B. high C. low D. infinite