Solved papers for JEE Main & Advanced JEE Main Paper (Held On 19 April 2014)

done JEE Main Paper (Held On 19 April 2014) Total Questions - 1

• question_answer1) Long range radio transmission is possible when the radio waves are reflected from the ionosphere. For this to happen the frequency of the radio waves must be in the range:     JEE Main Online Paper (Held On 19 April 2016)
  A)
  80 - 150 MHz     
  done clear
  B)
  8 - 25 MHz
  done clear
  C)
  1 - 3 MHz                            
  done clear
  D)
  150 - 1500 kHz
  done clear
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