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In the Midwest and other parts of the country black, red and blue are used for which of the following? A. Lower voltage systems B. Higher voltage systems C. They are not used for identification.​
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In the Midwest and other parts of the country black, red and blue are used for which of the following? A. Lower voltage systems B. Higher voltage systems C. They are not used for identification.​

User Yoke
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The answer is C, black red and blue are used on both high and low voltage systems. But depending on the voltage the color may change.
User Karan Kumar
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