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If the z-component of the magnetic field of an electromagnetic wave traveling in the +x direction through vacuum obeys the equation Bz(x,t) = (1.25 μT) cos[(3800 m-1) x - (1.14 × 10-12 rad/s) t],what is the largest that the y component of the electric field can be? (c = 3.0 × 108 m/s)
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