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AMU Medical AMU Solved Paper-2015

  • question_answer
    In order to be transmitted over a communication system, a speech signal with frequencies in the range 0.2-5 kHz is amplitude modulated over a carrier wave of frequency 1000 kHz. What would be the maximum transmitted frequency?

    A)  5 kHz                   

    B)  1000 kHz

    C)  1000.2 kHz                         

    D)  1005 kHz

    Correct Answer: D

    Solution :

                     Frequency of side band                 \[=(v+\Delta v)\]                 = 1000 + 5                 = 1005


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