AQA GCSE Design and Technology · 8552
Paper 1
Revise: InputsA sensor detects a physical condition, such as light or temperature; a manually operated switch lets a user give an instruction.
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GCSE Design and Technology · key term
A component that detects a physical condition, such as light, temperature or force, and produces an electrical change that a circuit can use.
Used by AQA
Paper 1
Revise: InputsA sensor detects a physical condition, such as light or temperature; a manually operated switch lets a user give an instruction.
When reading technical information, keep the units and circuit conditions with the values. A circuit’s supply voltage is not necessarily the sensor’s maximum voltage rating.
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