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38 questions
What is the name of the piece of component which allows all electronic components to fix on it?
Copper Circuit Board (CCB)
Electricity Circuit Board (ECB)
Printed Circuit Board (PCB)
Dark blue Circuit Board (DCB)
What is its function?
For balancing the weight of the product
For providing power to activate the circuit
For supporting other electronics components
For holding dry cells
What are they?
Electronic Logic Circuit + Stand
Integrated Circuit + IC base
CPU + IC chip base
Computer chip + stand
What type of device is this?
It is a transistor.
It is a diode.
It is an amplifier.
It is a resistor.
Which leg of the LED is the positive side?
The longer one
The shorter one
There is no positive side
They are both positive, I'm positive of it.
Identify the Symbol
Breadboard
LED
Series circuit
Diode
A small component that lights up
when current flows through it.
resistor
capacitor
circuit
light-emitting diode
You use it to control the voltages and the currents in your circuit.
capacitor
LED
switch
resistor
A transistor has three pins named base, collector, and ...?
Emitter
Transistor
Transmitter
Name this electrical component
Capacitor
Fixed Resistor
Potentiometer
Transistor
What is the function of a transistor?
A current amplifier
A rectifier
A power supply
An adder device
Name this electrical component
Ceramic Disc Capacitor
Fixed Resistor
Potentiometer
Electrolytic Capacitor
Name this electrical component
Electrolytic Capacitor
Fixed Resistor
Ceramic Disc Capacitor
Diode
Which electronic components can be polarized and non-polarized?
Resistors
Inductors
Capacitors
Transformers
Name this electrical component
Diode
Fixed Resistor
Transistor
Light Dependent Resistor
What is this symbol represent?
Diode
Fixed Resistor
Transistor
Light Dependent Resistor
What is the name of this?
Relay
Variable Capacitor
Rheostat
Variable Resistor
What is the purpose of a variable resistor in a circuit?
Allow current flow
Control current flow
To see the color
Allow heat to build up
What is the name of this?
On/ Off Button
Power Controller
Push Switch
Circuit Breaker
What is this symbol represent?
Diode
Fixed Resistor
Transistor
battery
What is this symbol represent?
Diode
Fixed Resistor
capacitor
battery
What is this symbol represent?
Diode
Fixed Resistor
capacitor
LED
What is this component?
Ferrite core coil
Transistor
electrolytic capacitor
ceramic capacitor
What is this component used for?
Amplifying audio
antenna
Sending signals
Controlling voltage
What is this component?
Ferrite core coil
Transistor
electrolytic capacitor
ceramic capacitor
What is this component?
Ferrite core coil
Transistor
electrolytic capacitor
ceramic capacitor
Creating a battery with lemons, zinc and copper. Which one is the electrolyte?
lemon acts as the electrolyte
Copper is the electrolyte
Zinc acts as the electrolyte
Both zinc and copper are electrolytes
Which element is losing electrons?
lemon
Zinc
Copper
the atmosphere
The acid in the electrolyte breaks down the atomic structure of the copper and zinc causing electrons to be released, which one is gaining electrons?
lemon
Zinc
Copper
the atmosphere
Do capacitors store electricity, but only for a short time, because it runs out like a hole in a bucket ?
True
False
In this electronic circuit analogy, where electrons are flowing in a circuit like water. Which component is pushing the electrons?
The resistor
The transistor
The battery
The capacitor
In this electronic circuit analogy, where electrons are flowing in a circuit like water. If I have more volts will the current go faster or slower?
It will slow down the electrons
Electrons will speed up
They will go at the same speed
There will be an increase in resistance
In this electronic circuit analogy, where electrons are flowing in a circuit like water. Which component slows down current?
Diode
Capacitor
LED
Resistor
This is an electrolytic capacitor which holds electricity, is it polarized? Or can it soldered in any direction?
Polarized component
No its not polarized
This is an LED is it a polarized component, or can it be soldered in any direction?
Polarized component
No its not polarized
This is an LED which leg is the positive. The long one or short leg?
Short leg
Long leg
This is an LED it has two legs, one long and one short called the Anode and Cathode, is the cathode the negative or positive leg?
Negative
Positive
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