7.35 The electric-field phasor of a uniform plane wavetraveling downward in water is given by!E = xˆ 5e−0.2ze−j0.2z (V/m).where zˆ is the downward direction and z = 0 is the watersurface. If σ = 4 S/m,(a) Obtain an expression for the average power density.(b) Determine the attenuation rate.∗(c) Determine the depth at which the power density has beenreduced by 40 dB

image 287 - 7.35 The electric-field phasor of a uniform plane wavetraveling downward in water is given by!E = xˆ 5e−0.2ze−j0.2z (V/m).where zˆ is the downward direction and z = 0 is the watersurface. If σ = 4 S/m,(a) Obtain an expression for the average power density.(b) Determine the attenuation rate.∗(c) Determine the depth at which the power density has beenreduced by 40 dB
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sign up for premium and access unlimited solutions for a month at just 5$(not renewed automatically) images - 7.35 The electric-field phasor of a uniform plane wavetraveling downward in water is given by!E = xˆ 5e−0.2ze−j0.2z (V/m).where zˆ is the downward direction and z = 0 is the watersurface. If σ = 4 S/m,(a) Obtain an expression for the average power density.(b) Determine the attenuation rate.∗(c) Determine the depth at which the power density has beenreduced by 40 dB already a member please login

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