Electromagnetic Field Thoery - ECE Questions and Answers

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Distilled water at 25°C is characterized by σ = 1.7 x 10^-4 mho/m and ε = 78 ε₀ at a frequency of 3 GHz. Its loss tangent is (ε = 10^-9/36p F/m)

1.3 x 10^-5

1.3 x 10^-3

1.7 x 10^-4/78

1.7 x l0^-4/78ε₀

Answer : Option A

Explanation :

Loss tangent .

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