Which resistor has the greatest potential difference across it?
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According to Ohm's Law, V = IR, so for the same current, the larger the resistance the greater the potential difference or voltage across it. Therefore R2 has the greatest voltage across it.
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According to Ohm's Law, V = IR, so for the same current, the larger the resistance the greater the potential difference or voltage across it. Therefore R2 has the greatest voltage across it.
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