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T6DEdit

The T6D section covers component functions.
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T6D01

Which of the following devices or circuits changes an alternating current into a varying direct current signal?
Rectifier

T6D02

What best describes a relay?
A switch controlled by an electromagnet

T6D03

Figure T2

Click the image to see a larger version

What type of switch is represented by item 3 in Figure T2?
Single-pole single-throw

T6D04

Which of the following can be used to display signal strength on a numeric scale?
Meter

T6D05

What type of circuit controls the amount of voltage from a power supply?
Regulator

T6D06

What component is commonly used to change 120V AC house current to a lower AC voltage for other uses?
Transformer

T6D07

Which of the following is commonly used as a visual indicator?
LED

T6D08

Which of the following is used together with an inductor to make a tuned circuit?
Capacitor

T6D09

What is the name of a device that combines several semiconductors and other components into one package?
Integrated circuit

T6D10

Figure T1

Click the image to see a larger version

What is the function of component 2 in Figure T1?
Control the flow of current

T6D11

Which of the following is a common use of coaxial cable?
Carry RF signals between a radio and antenna

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