Questions
In an electromagnetic wave, the average energy density associated with magnetic field is
a
Li20/2
b
B2/2μ0
c
μ0B2/2
d
μ0/2B2
detailed solution
Correct option is B
Emag. =B22μ0Talk to our academic expert!
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The electric field of a plane electromagnetic wave varies with time of amplitude propagating along z-axis. The average energy density of the magnetic field is (in J m-(c)
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