Most braided ground straps are ________
A) Insulated B) Made of high resistance wire
C) Uninsulated D) None of these
C
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Landscaping cloth is used solely to keep insects away from plants
Indicate whether the statement is true or false.
Match each disorder to its vitamin deficiency
a. reproductive failures d. night blindness b. scurvy e. rickets and osteomalacia c. poor blood clotting 7. Vitamin A 8. Vitamin K 9. Vitamin C 10. Vitamin D 11. Vitamin E
The efficiency of any device can be no greater than ____%.
a. 85 b. 90 c. 99.9 d. 100
Which of the following statements about isolated equipment grounding conductors is not true?
A. The equipment is permitted to be supplied by either a branch circuit or a feeder. B. The isolation is permitted to be accomplished by one or more listed nonmetallic raceway fittings. C. The electrical isolation is permitted from a raceway containing conductors supplying only an individual equipment. D. The raceway must be supplemented by an internal insulated equipment grounding conductor.