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A plane electromagnetic wave in a non-magnetic dielectric medium is given by `vecE = vecE_(0)(4 xx 10^(-7) x - 50 t)` with distance being in meter and time in seconds. The dielectric constant of the medium is :A. 2.4B. 8.2C. 5.76D. 4.8 |
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Answer» Correct Answer - A `mu = (C)/(V) = (CK)/(omega) = (3 xx 10^(8) xx 4 xx 10^(-7))/(50) = (120)/(50) = 2.4` |
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