A ____ has a section of plain pipe separating the threads.

A. street elbow
B. close nipple
C. draincock
D. long nipple


Answer: D

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Worker bees keep their hive at an even temperature of 105°F

Indicate whether the statement is true or false

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In a water-cooled condenser, the higher the number of passes of water through the shell, the greater the:

A) Water temperature. B) Discharge rate. C) Refrigerant flow. D) Pressure drop.

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97.5 ÷ 6.5 = ____________________.

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

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When drawing a roof framing plan for a gable roof, you primarily use _____ lines.

A. thin, continuous B. thick, continuous C. thin, dashed D. thick, dashed

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