What provides a separation between the service drop conductors and other metal components?

a. Busways
b. Grounding electrode
c. Porcelain insulator attachments
d. Service disconnects


c. Porcelain insulator attachments

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Brinell hardness tests were made on a random sample of 10 steel parts during processing. The results were HB values of 230, 232(2), 234, 235(3), 236(2), and 239. Estimate the mean and standard deviation of the ultimate strength in kpsi.

What will be an ideal response?

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A ____________________ is a species of animals with a rumen

Fill in the blank(s) with correct word

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What type of circuits, for the same applied potential, have the same impedance and admittance, and draw the same current?

A. Parallel B. Equivalent C. Series D. DC

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Both lockout and tagout devices are required when isolating equipment.

Answer the following statement(s) true (T) or false (F)

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