Grade 10 Test; Electronics (Test 1 C4)

An electonic circuit is:

• A circuit with a megachips and conductor devices

• A wooden circuit

• A circuit with microchips and other semiconductor devices

What is an example of an input sensor?

• Buzzer

• Thermistor

• Electric bell

• Lamp

The Resistor is measured in what units?

• Volts

• Amps

• Current

• Ohms

All input sensors and output devices are examples of:

• Analogue signal

• Digital signal

• Transducers

• LED

What is the name of this component?

• Transitors

• Diodes

• Capacitors

• Resistors

What is a diode?

• Operated by a magnetic field

• Collects charge

• Diodes allow current to flow in both directions

• Diodes allow current to flow in them in one direction only.

What component does this symbol represent?

• Resistor

• LED

• Capacitor

• Switch

What is this a picture of?

• Electrical main grid

• Main roads

• Micro Circuit

What does DC mean?

• Drain Current

• Directed Circut

• Direct Current

• Deadman Cycle

How fast does electricity travel?

• Speed of sound

• 1,225km per second

• Speed of light

• 20,500km per minute