shadiamondw9342 shadiamondw9342

14-05-2023
Physics

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a sinusoidal electromagnetic wave emitted by a cellular phone has a wavelength of 34.4 cm and an electric-field amplitude of 5.50×10−2 v/m at a distance of 220 m from the antenna.a)Calculate the frequency of the wave.b)Calculate the magnetic-field amplitude.c)Find the intensity of the wave.

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