To adjust a turnbuckle, you would turn the _____.
a. adjustment screw
b. lower threaded rod
c. turnbuckle
d. pipe
c. turnbuckle
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El mismo procedimiento básico que se utiliza para fabricar una unión en T se utiliza para ____.
a. un gajo b. un bisel c. una válvula con brida d. un reductor
The purpose for using jelly on buried cable is that it:
A) is easier for technicians to handle; they prefer working on cable that is jelly-filled B) makes the cable less brittle in freezing temperatures C) rodents are repelled by the flavor of the jelly and thus will not do damage to the cable D) protects the cable against water seepage E) None of the above
Refrigerant piping must be able to adequately carry both refrigerant and:
A) Air. B) Electricity. C) Oil. D) Nitrogen.
If you see the width and height dimensions of an object in third-angle projection, which views of the multiview print are shown?
A. the front view and the right side view B. the front view and the top view C. the top view and the right side view D. the front view, the right side view, and the top view E. none of the above