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JEE PHYSICS MCQ: COMMUNICATION SYSTEMS
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A radio station has two channels. One is AM at 1020 kHz and the other FM at 89.5 Mhz. For good results you will use
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Correct option: A
Longer antenna for the AM channel and shorter for the FM
Option A is correct because the antenna length is related to the wavelength of the signal, and AM has a longer wavelength than FM.
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