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An electromagnetic wave strikes a 1.19-cm? section of wall perpendicularly. The rms value of the wave's magnetic field is determined to be 7.70 x 104

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An electromagnetic wave strikes a 1.19-cm? section of wall perpendicularly. The rms value of the wave's magnetic field is determined to be 7.70 x 104 T. How long does it take for the wave to deliver 2140 J of energy to the wall? Electromagnetic wave Number n Units

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