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In a potentiometer experiment, the balancing length with a resistance of is found to be , while…
In a potentiometer experiment, the balancing length with a resistance of $2\\ \Omega$ is found to be $100\text{ cm}$, while that of an unknown resistance is $500\text{ cm}$. Calculate the value of the unknown resistance.
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From ISC 2019 Physics Paper 1, question 2.