Pleas help me answer for this homework
Pleas help me
Homework 1:
A sinusoidal wave traveling in the +z direction in vacuum has a B-field ๐ต = ๐ต cos ๐๐ง โ ๐๐ก)๐ฅฬ where
๐=1.57ร107 and๐=4.71ร1015 and๐ต=1.75ฮผ๐.
a) Find the waves period, wavelength and velocity
b) Find the magnitude of the associated E-field and determine its direction of polarization.
Write your answer in the same format as used for B.
c) What is the energy density ฮผ of this wave and calculate the power transmitted through a 1
m2 area perpendicular to the wave-(Poynting vector).
โ
๐ฅ
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