Menu
Home / ECE / Electromagnetic Field Thoery :: Discussion

Discussion :: Electromagnetic Field Thoery

  1. The Depth of penetration of EM wave in medium having conductivity σ at a frequency of 1 MHz is 25 cm. The depth of penetration at a frequency of 4 MHz will be

    2. A.
    6.25 cm
    B.
    12.50 cm
    C.
    50 cm
    D.
    100 cm

    View Answer

    Workspace

    View Answer

    Answer : Option B

    Explanation :

    Skin depth

    δ2 = δ1/2 .

Write your comments here:

Be The First To Comment