The figure below shows a plane electromagnetic sinusoidal wave propagating in the x direction. Suppose the wavelength is 52.0 m and the electric field vibrates in the xy plane with an amplitude of 20.0 V/m. (a) Calculate the frequency of the wave. MHz (b) Calculate the magnetic field Bwhen the electric field has its maximum value in the negative y direction. magnitude nT direction +y (c) Write an expression for Bwith the correct unit vector, with numerical values for Bmay, k, and w, and with its magnitude in the form B = Bmax cos (kx – ot). (Assume B is measured in nT, x is measured in m and t in s.) B = - Cos X- nT

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The figure below shows a plane electromagnetic sinusoidal wave propagating in the x direction. Suppose the wavelength is 52.0 m
and the electric field vibrates in the xy plane with an amplitude of 20.0 V/m.
(a) Calculate the frequency of the wave.
MHz
(b) Calculate the magnetic field Bwhen the electric field has its maximum value in the negative y direction.
magnitude|
nT
direction
+y
(c) Write an expression for Bwith the correct unit vector, with numerical values for Bmay, k, and w, and with its magnitude
in the form
В 3 Втах Соs (kx — ot).
(Assume B is measured in nT, x is measured in m andt in s.)
)× 107) & nT
B = -
CoS
Transcribed Image Text:The figure below shows a plane electromagnetic sinusoidal wave propagating in the x direction. Suppose the wavelength is 52.0 m and the electric field vibrates in the xy plane with an amplitude of 20.0 V/m. (a) Calculate the frequency of the wave. MHz (b) Calculate the magnetic field Bwhen the electric field has its maximum value in the negative y direction. magnitude| nT direction +y (c) Write an expression for Bwith the correct unit vector, with numerical values for Bmay, k, and w, and with its magnitude in the form В 3 Втах Соs (kx — ot). (Assume B is measured in nT, x is measured in m andt in s.) )× 107) & nT B = - CoS
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