You are given a copper bar of dimensions 3 cm x 5 cm × 8 cm and asked to attachleads to it in order to make a resistor. If you want to achieve the smallest possibleresistance, you should attach the leads to the opposite faces that measure5 cm x 8 cm.3 cm x 8 cm.3 cm x 5 cm.Any pair of faces produces the same resistance. Which one of the following is the correct statement regarding the resistance?The resistance of a wire is directly proportional to the length of the wire.The resistance of a conductor decreases with temperature.None of the above statements is correct.All of the above statements are correct.The resistance of a semiconductor increases with temperature.

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