The figure below shows a plane electromagnetic sinusoidal wave propagating in the x direction. Suppose the wavelength is 46.0 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. nT magnitude direction ---Select--- O (c) Write an expression for Bwith the correct unit vector, with numerical values for Bmax k, and w, and with its magnitude in the form B = Bmax cos(kx - wt). (Assume B is measured in nT, x is measured in m and t in s.) B = cos x ×10²) c] RnT

The figure below shows a plane electromagnetic sinusoidal wave propagating in the x direction. Suppose the wavelength is 46.0 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. nT magnitude direction ---Select--- O (c) Write an expression for Bwith the correct unit vector, with numerical values for Bmax k, and w, and with its magnitude in the form B = Bmax cos(kx - wt). (Assume B is measured in nT, x is measured in m and t in s.) B = cos x ×10²) c] RnT

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

The figure below shows a plane electromagnetic sinusoidal wave propagating in the x direction. Suppose the wavelength is 46.0 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
nl
direction ---Select--- ✓
(c) Write an pression for Bwith the
B = B max cos(kx - wt).
(Assume B is measured in nT, x is measured in m and t in s.)
cos
B =
unit vector, with numerical values for Bmax, k, and w, and with its magnitude in the form
x-
x 10²) t]knT

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Step 3: 1st find direction and magnitude of magnetic field for maximum value of electric field.

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