Physics · 2014
JEE Main · 19 April 2014, Shift 1 · Q29
Long range radio transmission is possible when the radiowaves are reflected from the ionosphere. For this to happen the frequency of the radiowaves…
Long range radio transmission is possible when the radiowaves are reflected from the ionosphere. For this to happen the frequency of the radiowaves must be in the range :
Official answer
(2)
$\displaystyle 8-25 \mathrm{MHz}$
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JEE Main 2014 Physics question, with the answer from NTA’s final answer key. Where our answers come from.