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

  • question_answer
    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     

    B) 8 - 25 MHz

    C) 1 - 3 MHz                            

    D) 150 - 1500 kHz

    Correct Answer: B

    Solution :

    Frequency of radio waves for sky wave propagation is 2 MHZ to 30 MHZ.


You need to login to perform this action.
You will be redirected in 3 sec spinner