Choose the one alternative that best completes the statement or answers the question. -You are given a copper bar of dimensions 3 cm × 5 cm × 8 cm and asked

Choose the one alternative that best completes the statement or answers the question.
-You are given a copper bar of dimensions 3 cm × 5 cm × 8 cm and asked to attach leads to it in order to make a resistor. If you want to achieve the smallest possible resistance, you should attach
The leads to the opposite faces that measure

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