The Student Room Group

controlled assessment LDR sensitivity

part of the write-up says that i need to compare my sensitivity to a known scientific value......does anyone have any ideas how i'd do this considering it's no-where to be found on the datasheets? :/
Reply 1
Original post by benwalters1996
part of the write-up says that i need to compare my sensitivity to a known scientific value......does anyone have any ideas how i'd do this considering it's no-where to be found on the datasheets? :/


Wouldn't the sensitivity and tolerance values be printed on the LDR?
Reply 2
the usual meaning of sensitivity is the ratio of change in output to a change in input afaik

so sensitivity would be Δoutput/Δinput e.g. something like -5000 kohm/lux or whatever units you're using

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