Illumination and resistance in LDRs (48) | Edexcel A-level Physics — 9PH0 | KnowledgeSet

Illumination and resistance in LDRs

Physics · A-Level · Edexcel · Edexcel A-level Physics — 9PH0 · Specification point · 48 · Electric Circuits

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Students should:
$understand how changes of resistance with illumination may be modelled in terms of the number of conduction electrons and understand how to apply this model to LDRs.$