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In SI units, the electric field in an electromagnetic wave is described by Ey = 118...

In SI units, the electric field in an electromagnetic wave is described by Ey = 118 sin(1.40 107x − ωt).

(a) Find the amplitude of the corresponding magnetic field oscillations.________ µT

(b) Find the wavelength λ. ___________µm

(c) Find the frequency f. __________Hz

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