Sea water has an electrical conductivity of typically about 4 S m-1. The real part of
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Sea water has an electrical conductivity σ of typically about 4 S m-1. The real part of its dielectric constant at radio frequencies of 100 MHz and below is 88.2. By assuming that the imaginary part is given by Equation (3.21.2), find the absorption length of electromagnetic waves at 100 MHz and 100 kHz.
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Using the data given in the problem the dielectric constant of sea water is 882 719i at 100 ...View the full answer
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