The effect of a harmonic on the current flowing in the supply conductors is approximately ____ percent.
A. 10
B. 3 to 5
C. 40 to 50
D. 90
Answer: B
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Which of the following is a required qualification for a signal person, per 29 CFR 1926.1428?
a. A minimum of two years of craft experience b. A minimum of one year experience as a crane operator c. The successful completion of either a written or oral test, and a practical test d. The successful completion of a written test or a practical test (but not both)
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What is 3-3/4 plus 5?
a. 6-5/16 b. 8-3/4 c. 4-1/4 d. 2-5/8 e. 7-3/4
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Why are direct expansion evaporators typically fed at the bottom and drawn from the top?
What will be an ideal response?
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A cylinder is an object that can be shown with one view.
Answer the following statement true (T) or false (F)
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