Question: The potential difference across a resistor in a circuit is (12 mathrm{~V}) when a current of (1.0 mathrm{~A}) passes through the resistor. What is the

The potential difference across a resistor in a circuit is $12 \mathrm{~V}$ when a current of $1.0 \mathrm{~A}$ passes through the resistor. What is the potential difference across the resistor when the current through it is $3.5 \mathrm{~A}$ ?

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