show that the minimum length of antenna required to transmit a radio signal of frequency 10 MHz is 7.5m.
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wavelength = 3 × 10*8/10*7 = 30 m
And lengthy of Antenna is of the order of wavelength/4 = 30/4 = 7.5 m
And lengthy of Antenna is of the order of wavelength/4 = 30/4 = 7.5 m
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