The magnitude of the poynting vector of a planar electromagnetic wave has an average value of 0.724 w/m2. what is the maximum value of the magnetic field in the wave? (c=3.0×108m/s, μ0=4π×10−7t⋅m/a, ε0=8.85×10−12c2/n⋅m2)

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The modern-day generator works on the principle of electromagnetic induction discovered by michael faraday in 1831-32. faraday discovered that the above flow of electric charges could be induced by moving an electrical conductor, such as a wire that contains electric charges, in a magnetic field.

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