The NEC® article that provides the rules for demand factors is _____.
a. NEC Article 110
b. NEC Article 210
c. NEC Article 220
d. NEC Article 230
c. NEC Article 220
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All of the following are true statements about free blacks EXCEPT
A. they were banned from entering several northern states. B. they were always vulnerable to being hijacked back into slavery in the South. C. slaveholders feared that they were living examples of what might be achieved with emancipation. D. in the North, they forged ties with the Irish, who similarly worked in menial jobs. E. most states denied them the right to vote.
The (A) ____ is a detailed statement of the legal requirements for a specific classification or type of product.
A. AWS publication B. ANSI publication C. AISC publication D. welding specification E. none of the above
The scale 6" = 12" is called ____ scale.
A. one-eighth B. one-quarter C. half D. double-size
When making a four-way switch connection, ____.
a. the travelers are not connected b. the four-way switch is not connected in the traveler conductors c. the same four rules that apply to making three-way switch connections can be used d. the hot conductors are not connected to the common terminal