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How Long Is a Wire Made from 100 Cm³ of Copper

Question 16

Question 16

Multiple Choice

How long is a wire made from 100 cm³ of copper if its resistance is 8.5 ohms? The resistivity of copper is 1.7 x 10^-5 W·m.

A) 7.1 m
B) 1.7 x 10² m
C) 2.2 x 10² m
D) 3.0 x 10³ m

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