Calculating Resistance in a Series Circuit - WORKED EXAMPLE - GCSE Physics

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This video is a worked example of calculating resistance. This is a popular type of question for students to be asked and this one is specific to calculating resistance in a series circuit with three resistors.

The question is as follows:
Calculate the total resistance of the circuit in the video.

Thanks for watching,

Lewis

Relevant for GCSE Physics 9-1 in the following exam boards:
AQA (including Trilogy)
Edexcel
CCEA
OCR A
OCR B
WJEC
CIE (Cambridge International Examinations) IGCSE
Edexcel International IGCSE

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how do you find resitance for r2? I'm stuck on a problem and it gives me r1 and it wants me to find r2

thegreatjayjay