In residential applications, black iron pipe is used _____.

a. for refrigerant piping
b. to supply gas to a furnace
c. as condensate piping
d. to supply combustion air


b. to supply gas to a furnace

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Of the compression mold designs, the ____ mold is the least complex and most economical from the standpoint of original mold cost. ?

A. ?flash B. ?semipositive C. ?positive D. ?horiztonal

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Could seed coats pose problems for planting and growing crops successfully?

What will be an ideal response?

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Technician A says that in a parallel hybrid hydraulic (PHH) drivetrain, drive torque is provided exclusively by a hydraulic motor. Technician B says that in a series hybrid hydraulic (SHH) drivetrain, drive torque is provided exclusively by a hydraulic motor. 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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The depth of thread for a 1-1/2 - 5 square thread is:

A) .125 in B) .100 in. C) .250 in. D) .200 in.

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