A resistance of \( 1 \mathrm{k} \Omega \) has a current of \( 0.5 \mathrm{~A} \) throughout it w...

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A resistance of \( 1 \mathrm{k} \Omega \) has a current of \( 0.5 \mathrm{~A} \) throughout it when it is connected to the terminals of a battery. What is the potential difference across the ends of a resistor.
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