P.E.T 12

What does a resistor tolerance band of silver represent?

+/- 10%

The _____________ shows the position of all the pins on an IC chip and may indicate their purpose.

Pin-out

A popular form of alphanumeric display commonly used in electronics is the __________________ light-emitting diode (LED).

Seven-Segment

One disadvantage of complementary metal oxide semiconductor (CMOS) ICs is they can be easily damaged by _________________.

Static Electricity

With the power off, the continuity function of a multimeter can be used to determine if _________________, _________________, and _________________ are functioning properly.

fuses, swithces, diodes

Using one seven-segment LED how many letters cannot be formed on the display?

10

If a resistor has a color code of "red-orange-brown-gold," it offers ____________ ohms of resistance.

230+/- 5%

This IC is among the most widely used of all ICs. It is used for single timing functions:

555

A common IC chip often used for timing functions is the _________________.

555 IC Chip

Resistor

A

Which of the following components will allow electricity to flow through it in only one direction?

A diode

Operational amplifiers have the ability to take in an _________________ or _________________ signal and amplify the output by as much as _________________ times the input.

AC, DC, 100,000

Using one seven-segment LED how many numbers can form 0-9 on the displayed?

All

A rectifier circuit changes __________________ to __________________.

Alternating Current, Direct Current

Transistor

B

Beside a capacitor, a ________________can store electricity.

Battery

If you wanted to build the following circuit, you would need a(n) _________________, a(n) _________________, a(n) _________________, a(n) _________________, a(n) _________________, and possibly a(n) _________________or a(n) _________________.

Battery, Resistor, LED, PBNO, Wire, Circuit Board, Solderless breadboard

The cathode lead on a light-emitting diode (LED) can be identified by

Both B and C

Devices that protect electronic circuitry from excessive amperage include _________ and ________.

Breakers & Fuses

IC chip

C

Which of the following components has the ability to store electricity?

Capacitor

Two platforms that electronic components can be mounted to are _________________and _________________.

Circuit Boards, Solderless breadboards

ICs can work on higher voltages (up to 18V), requiring less current draw to function.

Complementary metal oxide semiconductor (CMOS)

Capacitor

D

Potentiometer

E

LED

F

What is the unit of capacitance known as?

Farad

Diode

G

Fuse

H

A(n) _____ can be used to convert alternating current (AC) power to direct current (DC) power.

Half-Wave rectifier

Devices such as buzzers and relays, which actually use electricity, are known as _______________.

Loads

The cathode end of a component is considered to be the _______________ end.

Negative

In the case of ICs, it might be easiest to _________________ the chip with a new chip or with one that is known to work properly.

Switch

Transistors can perform a(n) ___________________function without any physical moving parts.

Switching

On a resistor with four color bands, the third band represents:

The multiplier

A MOSFET is a type of:

Transistor

_ICs have high current draw and work on low voltage.

Transistor-transistor Logic (TTL)

An IC can be used in a circuit to replace hundreds or thousands of individual components, such as resistors and transistors.

True

When testing a diode, the diode should always indicate continuity with the meter probes placed on each end of the diode only one way. If the diode does not indicate continuity, simply reversing the meter probes should indicate continuity in the opposite direction.

True

Devices that change resistance in relation to the position of a knob or slider are known as _____________________.

Variable Resistors

Which of the following is a knob that rotates and changes resistance:

Variable resistor

Verify that _________________ is present and is working properly

power

You can determine if _________________ and _________________are functioning properly with the ohms function of the meter.

resistors, variable resistors

On a resistor with four color bands, the fourth band represents:

the tolerance