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gcse additional physics > circuit devices > Flashcards

circuit devices Flashcards

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1
Q

how many directions does the current flow in and what through

A

one direction through a diode

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2
Q

what is a diode used for

A

to regulate the potential difference in circuits

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3
Q

why are light emitting diodes useful

A

because they use a smaller current

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4
Q

what is a thermister

A

a temperature dependant resitor

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gcse additional physics (24 decks)

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