On the job, wear rubber-soled shoes or boots to _____.

a. protect against slipping and electrical shock
b. avoid damaging finished floors
c. keep your feet comfortable
d. project a professional appearance


a. protect against slipping and electrical shock

Trades & Technology

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A common cause of arc faults is _____.

a. rodents chewing through insulation b. cords damaged by furniture movement c. overuse of switches d. water damage

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Mechanical seals that are self-contained units set at the factory and installed as complete assemblies are called

_____ seals. a. tandem b. metal bellows c. cartridge d. balanced

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How can wireless bridges be configured to increase throughput?

What will be an ideal response?

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?Which letter represents a normal distribution?   

A. ?A B. ?B C. ?C D. ?D

Trades & Technology