Technician a Says a Transistor Is an Automatic Electronic Switch

question 15

Multiple Choice

Technician A says a transistor is an automatic electronic switch with no moving parts. Technician B says an insulator is an element with four or fewer valence electrons. Who is correct?

• A) A only
• B) B only
• C) both A and B
• D) neither A nor B

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Definitions:

Ethmoid

A spongy bone located between the eyes that forms part of the nasal cavity and the floor of the cranium.

Maxillary

Pertaining to the maxilla, the upper jawbone in vertebrates.

Zygomatic

Referring to the zygoma or cheekbone, a bone that contributes to the structure of the face.

Vomer

A thin, flat bone forming the posterior and inferior portion of the nasal septum.