Electronic Systems Flashcards
0
Q
What does an input do? Give examples
A
This senses a change in the environment eg a light sensor
1
Q
What are the three main parts of a system?
A
Input
Control
Output
2
Q
What does a control do? Give examples
A
This receives a signal from the input and acts on information eg transistor
3
Q
What does an output do? Give examples
A
This is a device which can send information back to the environment eg a light bulb
4
Q
What do these input components sense?
Switch, Thermistor, Microphone and moisture sensor
A
What they sense: Switch: force or pressure Thermistor: temperature Microphone: sound Moisture sensor: Moisture, how wet/dry
5
Q
What information do these output components give?
Bulb, buzzer, motor and a speaker
A
They give the information: Bulb: light Buzzer: sound Motor: movement/ kinetic energy Speaker: Sound
