1. The SpaceX Starlink satellite network will use satellites that communication to users using signals in the 40.0 GHz range. The altitude of the orbit of these satellites will be

approximately 1100 km. What will be the wavelength of the communication signals? [2 marks] . What type of EMR is this identified as? [1 mark] If the satellite is immediately overhead, how long will it take a signal from the satellite to reach a user on the ground? [1 mark]

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