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GCSE Physics 2020-2022 OCR Gateway

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Question:

Lola has a Series Circuit that has [In Order] a Power Supply, Fixed Resistor, LDR and a Bulb [The LDR and Bulb are Parallel] Why would the Bulb, in this Circuit, be Bright at Darkness?

Author: eric_galvao



Answer:

-So we Know that High Resistance = High Potential Difference and that LDR's Resistance is Very High at Darkness. -However, since the Bulb is Parallel to That LDR, It gets the Perks to Have that High Potential Difference [Because its Shared] -Therefore having the Energy to be Bright.


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