Properties of Electronic & Mechanical Components (AQA GCSE Design & Technology): Revision Note
Exam code: 8552
Properties of electronic and mechanical components in commercial products
Commercial products are made from electrical and mechanical components because of their properties
For each commercial product, the material used will have properties which benefit the use of that product
Commercial products made from electrical and mechanical components
Domestic electrical appliances (electronic)
Motor vehicles (mechanical)
Functions of electronic and mechanical components and their uses
Motor vehicles
Material | Pressure sensors, light sensors and switches |
|---|---|
General properties | Sensors to allow the car to be responsive to its environment |
Performance properties | Sensors help a car to be safer, by sensing the spaces around the car and providing this as information to the driver |
Mechanical properties | Uses mechanical inputs like switches or digital data from sensors such as light movement or sound readings |
Physical properties | Support cars to become "smarter" |
Domestic appliances
Material | Switches, timers, buzzers and lights |
|---|---|
General properties | Switches allow the customer to turn the product on and off. Timers allow the customer to set an appliance working for a certain time. Lights and buzzers are outputs from an electronic device. |
Performance properties | Provide an input into the appliance to help it work. |
Mechanical properties | Mechanical switches are turned on and off by human touch |
Physical properties | Electronic soldered components into a circuit |
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