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Grade: 12 
        LONG RANGE RADIO TRANSMISSION IS POSSIBLE WHEN THE RADIO WAVES ARE REFLECTED FROM THE IONOSPHERE.FOR THIS HAPPEN THE FREQUENCY OF THE RADIOWAVES MUST BE IN THE RANGE

a)80-150 mhz   b)1-3mhz   c)8-25mhz    d)150-500 khz
6 years ago

Answers : (1)

Aarti Gupta
askIITians Faculty
300 Points 
							Ans. is (c) 8-25 mhz.
Thanks & Regards
Aarti Gupta
askiitians Faculty
6 years ago
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