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Szczepan Białek wrote:
"Cecil Moore" wrote: How can they possibly do that while traveling at "0.024 cm/sec"? Only in students homework. So what speed do your measurements indicate for free electrons on an antenna? -- 73, Cecil, IEEE, OOTC, http://www.w5dxp.com |
#2
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![]() "Cecil Moore" wrote ... Szczepan Białek wrote: "Cecil Moore" wrote: How can they possibly do that while traveling at "0.024 cm/sec"? Only in students homework. So what speed do your measurements indicate for free electrons on an antenna? You assume: "The value for conduction electrons / m^3 matched the number of atoms / m^3, within the error of the copper's density" It is not true. So the speed for steady current is bigger. But in antennas is oscillating current. To describe the electrons one must take into account acceleratin and compressibility. Speed at small movements can be small but acceleration huge. S* |
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