AQA GCSE Design and Technology · 8552
Paper 1
Revise: OutputsAn LED emits light when current flows through it in the correct direction. LED-based lamps are generally more energy-efficient and longer-lasting than traditional filament lamps.
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GCSE Design and Technology · key term
A light-emitting diode: an electronic component that emits light when current flows through it in the correct direction.
Used by AQA
Paper 1
Revise: OutputsAn LED emits light when current flows through it in the correct direction. LED-based lamps are generally more energy-efficient and longer-lasting than traditional filament lamps.
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