A ____ is a large single panel, frame, or assembly of panels with front- or rear-mounted switches, protective devices (overcurrent, etc.), buses, and, usually, instruments.

A. panelboard
B. switchboard
C. circuit cabinet
D. panel cabinet


Answer: B

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If extra electrons are added to an atom, the body is ____________________ charged.

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

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Cool-water fish require a low oxygen content in water

Indicate whether the statement is true or false

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____ are materials that provide an easy path for electron flow.

a. Semiconductors b. Insulators c. Conductors d. Transistors

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____________________ refers to locking onto one of two stable states.

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

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