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A electromagnetic wave strikes a 191-cm2 section of wall

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Reference no: EM13619734

An electromagnetic wave strikes a 1.91-cm2 section of wall perpendicularly. The rms value of the wave's magnetic field is determined to be 9.42 × 10-4 T. How long does it take for the wave to deliver 2980 J of energy to the wall?

Reference no: EM13619734

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