Question

Transcribed Image Text:4) A consequence of Maxwel's equations:
a) The origin of electric filed depend only on charge distribution
b) Electric filed can exist without charge distribution
c) The origin Magnetic filed depend only on current
d) Magnetic filed depend on the existence of electric filed
e) Electromagnetic waves
5) Plane wave
a) Plane wave is a plane with a constant-frequency wave whose wave-fronts (surfaces of
constant phase) are infinite parallel planes of constant amplitude normal to the phase velocity
e is
vectors.
b) Plane wave is a plane with a variable-frequency.
c) The solutions to the wave equations when there is no source charge present can be plane
waves.
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