Q318
An electromagnetic wave propagates through a lossless insulator with a velocity 1.5 × 1010 cm/s. Calculate the electric and magnetic properties of the insulator if its intrinsic impedance is 90 π ohms.
A.
εr = 2.66 µr = 1.5
AnswerB.
εr = 1.5 µr = 2.66
C.
εr = 1.2 µr = 2.0
D.
εr = 2.0 µr = 1.2
Answer: Option A
Solution
Answer: Option A
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