How much energy does this wave carry through window

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The electromagnetic wave that delivers a cellular phone call to acar has a magnetic field with an rms value of 1.38E-10 T. The wavepasses perpendicularly through an open window, the area of which is0.244 m². How much energy does this wave carry through the window during a 48.9 s phone call?

Reference no: EM13283757

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