1.1.4 Component Identification - Analog

What are common components used in electronics?

• Resistors, capacitors, and transistors

• Wheels, axles, and gears

• Pipes, valves, and pumps

• Bricks, cement, and sand

Define a resistor and present various resistor types and package styles.

• A resistor is a passive electrical component that limits or regulates the flow of electrical current in an electronic circuit. Types include fixed, variable, and special resistors, with package styles such as axial, surface mount, and network.

• A resistor is an active component used to amplify signals in a circuit. Types include transistors and diodes, with package styles such as TO-220 and DIP.

• A resistor is a device that stores electrical energy in an electric field. Types include capacitors and inductors, with package styles such as radial and axial.

• A resistor is a semiconductor device used for switching and rectification. Types include MOSFETs and BJTs, with package styles such as SOT-23 and TO-92.

Define a capacitor and present various capacitor types and package styles.

• A capacitor is a device that stores electrical energy in an electric field, and types include ceramic, electrolytic, and tantalum.

• A capacitor is a device that converts electrical energy into mechanical energy, and types include resistive, inductive, and capacitive.

• A capacitor is a device that amplifies electrical signals, and types include bipolar, unipolar, and field-effect.

• A capacitor is a device that measures electrical current, and types include analog, digital, and hybrid.

How do you read a capacitor’s nominal value?

• By checking the color code

• By reading the printed value on the capacitor

• By measuring with a multimeter

• By using a capacitance meter

A type of resistor is also known as a potentiometer.

• Variable resistor

• Fixed resistor

• Thermistor

• Photoresistor

The purpose of the color bands on a resistor is to:

• Indicate the resistance value

• Show the manufacturing date

• Display the brand name

• Provide the temperature rating

How can a Digital Multimeter (DMM) be used in relation to resistors?

• To measure the resistance value

• To measure the voltage across the resistor

• To measure the current through the resistor

• All of the above

Determine the nominal value for the resistor shown using the color code chart provided.

• 100 ohms

• 220 ohms

• 1600 ohms

• 470 ohms

Determine the nominal value for the resistor shown using the color bands: Orange, White, Brown, and Gold.

• 390 ohms

• 3900 ohms

• 3900000 ohms

• 390000 ohms

What is the most basic type of electronic switch in a computer called?

• Ramp

• Wire

• Transistor

• Circuit