The skin depth in a good conductor is 4um at a frequency of 200kHz , calculate the velocity of EM wave in free space?
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- Dungeon
- 19 जुलाई
- 3804 दृश्य
- 3 उत्तर
Your Answer
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Shivangee
- 29 सितम्बर
Vp = c / sqrt(us*es) (1) here,
Vp = phase velocity (m/s)
c = speed of light in vacuum
(m/s) = 2.99792458e8 (m/s)
(Footnote 1) us = relative permeability of medium
es = relative dielectric constant of medium
vph = c0 = 299,792,458
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