When an ATA standard seven-wire trailer cord is properly connected, what color wire is used for the trailer brake lights?
A. white
B. blue
C. red
D. black
Answer: C
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In mechanical drafting dashed lines are called ____ lines.
A. invisible B. marking C. hidden D. dimension
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The wire sizes used in welded-wire fabric reinforcement are designated by _____.
a. AWG wire gauge b. cross-sectional area in hundredths of a square inch c. cross-sectional area in hundredths of a square centimeter d. diameter in thousandths of an inch
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When a ground rod is installed, the top of the rod must be positioned _____.
a. below permanent moisture level if practicable b. 4" above grade c. 6" above grade d. 10" above grade
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What is a gear and for what is it used?
What will be an ideal response?
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