Outputs (AQA GCSE Design and Technology): Flashcards
📚Flashcards
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12 cards from this deck
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Practise the cards
12 cards from this deck
Three stages in electronic systems
Three stages in electronic systems
Input, process, output
Function of output devices
Function of output devices
Convert electrical energy into other useful forms
Principle speakers use to create sound
Principle speakers use to create sound
Electromagnetism
Energy conversion in traditional lamps
Energy conversion in traditional lamps
Electrical energy into heat and light
Material used for lamp filament
Material used for lamp filament
Tungsten
Why tungsten used in filaments
Why tungsten used in filaments
High melting point
Traditional bulb efficiency (% light vs heat)
Traditional bulb efficiency (% light vs heat)
10% light, 90% heat
LED efficiency advantage
LED efficiency advantage
Convert electrical energy directly to light, less heat
Positive side of LED name
Positive side of LED name
Anode
Negative side of LED name
Negative side of LED name
Cathode
Type of sound buzzers produce
Type of sound buzzers produce
Single tone or buzzing noise
Type of sound speakers produce
Type of sound speakers produce
Complex sounds and music