Physics, 04.03.2020 23:11 snurpeisov

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.

A) 3 cm × 5 cm.

B) 3 cm × 8 cm.

C) 5 cm × 8 cm.

D) Any pair of faces produces the same resistance.

Answers: 3

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You are given a copper bar of dimensions 3 cm × 5 cm × 8 cm and asked to attach leads to it in order...