EMF & internal resistance - Physics A-level Required Practical

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Mr Rees shows you how to find the emf and internal resistance of a battery.
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Really concise video. Thank you so much- saved me from a nervous breakdown

lots
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Thankyou this really helped me understand the concept of the experiment

TechGeniusTege
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I have a question, what happens to the potential difference in a parallel circuit containing branches with components of different resistances?

mariehill
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In theory, u should connect a fixed resistor in series with the cell. why didnt u do that or is it not required ?
thanks :)

Omar-stdw