Wednesday

January 28, 2015

January 28, 2015

Posted by **Max** on Friday, October 15, 2010 at 10:46pm.

L1 = 0.60 L2

L1 = 1.7 L2

L1 = 0.36 L2

L1 = 2.8 L2

A wire has resistance R. A second wire has twice the length, twice the diameter, and twice the resistivity of the first wire. What is its resistance?

8 R

The resistance is not given.

R

R/4

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