Question: CE 1 3 . 1 4 A small radar is used to measure the radar cross - section of an object. The radar transmits 1

CE 13.14 A small radar is used to measure the radar cross-section of an object. The radar transmits 100W at 6GHz. The antenna gain is 20 and is placed 100m from the object at far-field. The received power of the radar's antenna is 100nW.
What is the detected object?
What must be the received power at the antena to detect a bicycle?

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