Which of the following situations requires a tee fitting?
A) A right angle turn to change the direction of the pipe.
B) The connection of two separate pipes.
C) A branch line that is at a 90-degree angle to the main pipe.
D) A 45-degree angle turn to change the direction of the pipe.
Answer: C
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Which of the following was a key aspect of the Brezhnev Doctrine?
a. the right of the Soviet Union to intervene in other eastern European communist countries b. the commitment to support Communist modernization across Eastern Europe c. the intent of the Soviet Union to repel any foreign incursions into eastern Europe d. the commitment of the Soviet Union toward negotiating an end to the Cold War
Records of changes are kept so reference can be made between the existing and proposed product.
Answer the following statement true (T) or false (F)
When E6010 electrodes are used to make the root pass on open-root V-groove pipe welds, it is important to
_____. a. use the keyhole technique to achieve proper root penetration b. set the amperage to the upper part of the suggested range c. avoid using a whipping motion that might disrupt the puddle size d. maintain a long arc or substitute E7018 electrodes
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Answer the following statement true (T) or false (F)