Wk 8 Flashcard - Variable Resistors

Front

What is the color code for a 10k ohm resistor?

Back

Brown, Black, Orange

Front

Which color is NOT used in the resistor value color code?

Back

Pink

Front

What is a thermistor?

Back

A type of resistor whose resistance varies significantly with temperature.

Front

What is the function of a diode in a circuit?

Back

A diode allows current to flow in one direction only.

Front

What is a Ceramic Disc Capacitor?

Back

An electrical component used to store energy in an electric field.

Front

What does LED stand for?

Back

Light Emitting Diode.

Front

How can you identify the negative lead of an LED?

Back

The negative lead is the shorter pin.

Front

What is the purpose of a variable resistor?

Back

To adjust the resistance in a circuit.

Front

What is the difference between a potentiometer and a rheostat?

Back

A potentiometer has three terminals and is used for adjusting voltage, while a rheostat has two terminals and is used for adjusting current.

Front

What is the typical resistance range for a thermistor?

Back

Thermistors typically have resistance values ranging from a few ohms to several megaohms.