Boxes must be marked with the words “DANGER — HIGH VOLTAGE — KEEP OUT” if they house conductors over _____.

a. 240V
b. 480V
c. 600V
d. 1,000V


d. 1,000V

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The inward or outward tilt of the tire at the top is called the ____________________ alignment angle.

Fill in the blank(s) with the appropriate word(s).

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Problem 1.39 Knowing that the ultimate load for cable BD is 100 kN and that a factor of safety of 3.2 with respect to cable failure is required, deter¬mine the magnitude of the largest force P that can be safely applied as shown to member ABC.

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Which of the following can be used to reduce NOx emissions?

A. Increasing flue gas releases B. Switching to fuel with a lower nitrogen content C. Use of high NOX burners D. All of the above

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The voltage rating of wire is determined by ____.

a. the type of material of which the wire is made b. the type of insulation c. its diameter d. its weight

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