DWV piping in a residence can be made of nearly any material that is _____.

a. acid resistant
b. chemically inert
c. rustproof
d. alkali tolerant


a. acid resistant

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For each part of the job, the concrete cover is determined by the _____.

a. architect b. local codes c. structural engineer d. concrete contractor

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The cow lung is the best example of a replacement human part

Indicate whether the statement is true or false

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Prior to the arrival of surface mount technology (SMT), there were two designated layers for through-hole printed circuit boards: the ____________________ side and the solder side.

Fill in the blank(s) with the appropriate word(s).

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Technician Asays a voltage drop is the amount of electrical energy that is converted to another form of energy. Technician B says a voltage drop test is the preferred method of testing for unwanted resistance in a circuit when the circuit is under a load (turned on).Who is correct??

A. ?Technician A only B. ?Technician B only C. ?Both A and B D. ?Neither A nor B

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