7) The electric field component of electromagnetic field is given by E, 150(V/m)sin(2.00 x 10 : ot) where x is in meters, o is in rad/s and t is in х seconds. Find a) the amplitude of the corresponding magnetic field oscillations, b) the wavelength, and c) natural frequency. (Answer: a) 5.0 x 10 T, b) 3.14 x 107 m c) 9.54x1014Hz) X
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- A 5 strand conductor is arranged in a cross. Find the A(cmil) and GMR (ft) of the conductor if radius 2mm and outside diameter is 12mm.(a) Approximately how long would it take a telephone signal to travel 2790 mi from coast to coast across the United States? (Telephone signals travel at about the speed of light.)=_________ seconds(b) Approximately how long would it take a radio signal to reach the International Space Station (ISS) at an orbital altitude of 350 km?=_________ secondsCompute the frequency (in MHZ) of an EM wave with a wavelength of 2.3in. (0.0584 m)
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