Physics, 30.10.2021 19:50, sg3635939

Two vertical, high-frequency radio antennas are 20 m apart. 1.4 km away, in a plane parallel to the plane of the antennas, "bright" spots of radio intensity are spaced 5.0 m apart, separated by spots with almost no radio intensity. What is the frequency of the radio? please thank you.

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Two vertical, high-frequency radio antennas are 20 m apart. 1.4 km away, in a plane parallel to the...