What two types of service are available as a result of the three-phase, four-wire secondary system?

What will be an ideal response?


Two types of service are available as a result of the three-phase, four-wire secondary system:
• three-phase, 208-volt service for motor loads
• single-phase, 120-volt service for lighting loads

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A client needs advice on the best narrowleaf evergreen to plant as a groundcover

in a rocky area that is located near the ocean. How would you advise the client and why?

What will be an ideal response?

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The A horizons are more apt to be cultivated than the E horizons

Indicate whether the statement is true or false

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Decorative joints are used to _____

a. relieve stresses in large slabs b. create patterns and designs c. add color to concrete patios and driveways d. control concrete cracking

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Soft-drawn copper tubing typically comes in ____ ft rolls.

A. 25 B. 50 C. 75 D. 100

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