The number density of free electrons in a copper conductor estimated in Example 3.1 is 8.5 x 1028 m3. How long does an electron take to drift from one end of a wire 3.0 m long to its other end? The area of cross-section of the wire is 2.0 x 10- m² and it is carrying a current of 3.0 A.
The number density of free electrons in a copper conductor estimated in Example 3.1 is 8.5 x 1028 m3. How long does an electron take to drift from one end of a wire 3.0 m long to its other end? The area of cross-section of the wire is 2.0 x 10- m² and it is carrying a current of 3.0 A.
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Transcribed Image Text:The number density of free electrons in a copper conductor estimated in Example 3.1 is
8.5 x 1020 m3. How long does an electron take to drift from one end of a wire 3.0 m
long to its other end? The area of cross-section of the wire is 2.0 x 10-6 m² and it is
carrying a current of 3.0 A.
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