ELECTRICAL CRAFT HELPER STUDY GUIDE EXAM QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES

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1. The best tool ot tighten a rigid 1- jv jv jv j v j v j v j v




inch conduit coupling ot a threaded conduit is/are.....
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A. a monkey wrench jv jv




B. an adjustable wrench jv jv




C. adjustablepliers
D. a crescent wrench: A. a Monkey Wrench
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2. Which si the best tool ot verify that equipment fastened ot a wal jv jv jv jv jv jv jv jv jv jv jv jv jv




is parallel to the ground....
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A . a level
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B. a square
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C. rulerjv




D. a laser: A. a level
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3. One should remove drill bits and return drill motors to their c
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ases and storage areas.... jv jv jv




A. at the completion of the last application of that tool
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B. at the end of each application
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C. at the completion of the whole job
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D. at the end of the work day only: A. at the completion of the last application of that tool
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4. If a ladder has a broken rung on it, the best practice would be to....
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A. repair the rung with duct tape jv jv jv jv jv




B. repair the rung with tie wire jv jv jv jv jv




C. repair the rung with electrical tape D. discard the ladder: D. discard the lad
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5. When should portable electric tools and extension cords be chejv jv jv jv jv jv jv jv jv




cked for serviceability? jv jv




A. before use jv




B. during use jv




C. after use jv




D. if it doesn't work: A. before use
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6. How far out from a structure should the base of a portable ladde
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r extended to 20 feet high be placed?
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A. one foot jv



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, Electrical craft helper study g
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B. two feet
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C. Five feet jv




D. Ten feet: C. Five feet
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7. Which one of the folowing hand tools has a handle, a shank, and a bla
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de?
A. pliers
B. wrench
C. hammer
D. screwdriver: D. Screwdriver jv jv




8. You are working inside a high voltage sub-
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station installing new equipment. What is the best tool to verify the di
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mensions of the high voltage equipment room (125 ft x 75 ft, as sta
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ted ni the engineering design)?
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A. metallic measuring tape j v j v




B. wooden folding rule jv jv




C. 100-foot cloth measuring tape j v j v j v




D. Pacing: B. Wooden folding ruler jv jv jv jv




9. The best tool used to measure 15 feet of wire is a
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A. slide rule jv




B. yard stick jv




C. measuring tape jv




D. Weight scale: B. Yard stick jv jv jv jv




10. The best tool for measuring a very long conduit run is
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A. A measuring wheel
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B. A long tape measure
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C. A measure pull string tape
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D. Experience: A. A measuring wheel j v jv jv jv




11. How many 120- j v j v




foot lengths of wire can be cut from five 500-foot reels? A.16
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B. 18
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C. 20
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D. 22: C. 20
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12. To measure the amount of cable that is on a reel, it is most accura
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A. use a folding ruler
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B. use the footage indicator stamped on the cable
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