An electric field is given by: E (2+) = z, t = 10 cos 27ft + Bz az V/m If the electric field is in a lossless material with ɛ, =4, µr = 1, and the frequency f=500 MHz, find the phase constant B.

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An electric field is given by:
= ) az V/m
10 cos ( 2nft + Bz
If the electric field is in a lossless material with ɛ, =4, µr = 1, and the frequency
f=500 MHz, find the phase constant B.
Your Answer:
Answer
An electric field is given by:
x,t
= ) a, V/m
25 sin ( 2nft – Bx
If the electric field is in a material with ɛ, =2 and the frequency f=9 GHz, what is the
maximum amplitude of the displacement current density?
Your Answer:
Answer
Consider water (ɛ, =
good conductor?
80.µ, = 1, o = 1 S/m). At a frequency of 1 GHz, is water a
%3D
Yes.
O No.
Not enough information.
Transcribed Image Text:An electric field is given by: = ) az V/m 10 cos ( 2nft + Bz If the electric field is in a lossless material with ɛ, =4, µr = 1, and the frequency f=500 MHz, find the phase constant B. Your Answer: Answer An electric field is given by: x,t = ) a, V/m 25 sin ( 2nft – Bx If the electric field is in a material with ɛ, =2 and the frequency f=9 GHz, what is the maximum amplitude of the displacement current density? Your Answer: Answer Consider water (ɛ, = good conductor? 80.µ, = 1, o = 1 S/m). At a frequency of 1 GHz, is water a %3D Yes. O No. Not enough information.
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