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The figure below shows a plane electromagnetic sinusoidal wave propagating in the x direction. Suppose the wavelength is 48.0 m and the electric field vibrates in the xy plane with an amplitude of 20.0 V/m. E fooo B (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--- ✓ i (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 x 107) tk nT

The figure below shows a plane electromagnetic sinusoidal wave propagating in the x direction. Suppose the wavelength is 48.0 m and the electric field vibrates in the xy plane with an amplitude of 20.0 V/m. E fooo B (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--- ✓ i (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 x 107) tk nT

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The figure below shows a plane electromagnetic sinusoidal wave propagating in the x direction. Suppose the wavelength is 48.0 m and the electric field vibrates in the xy plane with an amplitude of 20.0 V/m. $000 B (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--- ✓ (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 = B. cos (kx - wt). (Assume B is measured in nT, x is measured in m and t in s.) max B = - COS X- | × 107) t] knT
Transcribed Image Text:The figure below shows a plane electromagnetic sinusoidal wave propagating in the x direction. Suppose the wavelength is 48.0 m and the electric field vibrates in the xy plane with an amplitude of 20.0 V/m. $000 B (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--- ✓ (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 = B. cos (kx - wt). (Assume B is measured in nT, x is measured in m and t in s.) max B = - COS X- | × 107) t] knT
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