The Depth of penetration of EM wave in medium having conductivity at – McqOptions

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1.	The Depth of penetration of EM wave in medium having conductivity at a frequency of 1 MHz is 25 cm. The depth of penetration at a frequency of 4 MHz will be
A.	6.25 cm
B.	12.50 cm
C.	50 cm
D.	100 cm
Answer» C. 50 cm

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