Physics, 31.07.2019 22:10 Aydenj9613
Police radar guns measure the speed of moving vehicles by transmitting electromagnetic waves at a vehicle and detecting a doppler shift in the reflected wave. suppose a police radar transmits at a frequency of 26.8 ghz and receives a wave reflected from a car moving toward the radar at 66.0 mph. find the frequency shift
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Police radar guns measure the speed of moving vehicles by transmitting electromagnetic waves at a ve...
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