To use an LED, you need to connect it in a circuit with a...

You use it to control the voltages and the currents in your circuit.

To find the necessary resistor value we use...

In the Ohm’s law triangle, you get that Resistance

equals .... divided by current.

...... is like a switch that is controlled by an electrical signal.

A transistor has three pins named base, collector, and ...?

...... is just a coil of wire.

A .......... is a component made up of two inductors

wound around the same magnetic core.

An .... circuit is any kind of circuit that is integrated onto a chip. It can be a radio transmitter, a microcontroller, an audio amplifier or any other circuit you can think of.

Which electronic components can be polarized and non-polarized?

Sometimes you use this component for simple tasks like indicating that your circuit has power,

that the circuit is working or that the circuit has failed.