The magnetic field of a wave propagating through a certain nonmagnetic material is given b...

The magnetic field of a wave propagating through a certain nonmagnetic material is given by

Find the following:

(a) The direction of wave propagation.

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(b) The phase velocity.

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(c) The wavelength in the material.

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(d) The relative permittivity of the material.

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(e) The electric field phasor.