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The resistivities of copper and aluminum are respectively:

The resistivities of copper and aluminum are respectively: Correct Answer 1.72 × 10<sup>-8</sup> and 2.83 × 10<sup>-8</sup> Ohm metre

Material

Electrical Resistivity

OHM meters

Aluminum

2.8 × 10-8

Antimony

3.9 × 10-7

Bismuth

1.3 × 10-6

Brass

0.6 – 0.9 × 10-7

Cadmium

6 × 10-8

Cobalt

5.6 × 10-8

Copper

1.7 × 10-8

Gold

2.4 × 10-8

Carbon (Graphite)

1 × 10-5

Germanium

4.6 × 10-1

Iron

4.6 × 10-1

Lead

1.0 × 10-7

Manganin

4.2 × 10-7

Nichrome

1.1 × 10-7

Nickel

7 × 10-8

Palladium

1.0 × 10-7

Platinum

0.98 × 10-7

Quartz

7 × 1017

Silicon

6.4 × 102

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