College Physics
1st Edition
ISBN: 9781938168000
Author: Paul Peter Urone, Roger Hinrichs
Publisher: OpenStax College
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Textbook Question
Chapter 20, Problem 15PE
Using the results of the above example on Example 20.3, find the drift velocity in a copper wire of twice the diameter and carrying 20.0A.
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Calculate the drift velocity (in m/s) of electrons in a 6 gauge copper wire (which has a diameter of 4.115 mm) carrying a
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Calculate the drift velocity (in m/s) of electrons in a 15 gauge silver wire (which has a diameter of 1.449 mm) carrying an 18.4 A current, given that there is one free electron per silver atom. The density of silver is 1.05 ✕ 104 kg/m3. (Indicate the direction with the sign of your answer.) m/s
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a
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Solve your equations for the current in the 2.00-Q resistor. mA
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Vb - Va =
Chapter 20 Solutions
College Physics
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