Because the motor is connected to the power line regardless of which direction it operates, ____ contactor(s) is (are) needed for each direction.
A. two
B. the same
C. no
D. a separate
Answer: D
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In the steel joist designation 24LH10, the number 24 gives the
A) depth of the joist in inches. B) number of web members. C) length of the joist in feet. D) weight of the joist in pounds per foot. E) none of the above.
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A tool that measures internal misalignment of the pipes to be welded is the _____.
a. Hi-Lo gauge b. square c. level d. backing ring
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? Identify and state the historical significance of George Creel.
What will be an ideal response?
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The state of matter with the highest energy level is:
A) Liquid. B) Solid. C) Gas.
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