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JEE Main & Advanced Physics Communication System / संचार तंत्र Question Bank Communication

  • question_answer
    In an FM system a 7 kHz signal modulates 108 MHz carrier so that frequency deviation is 50 kHz. The carrier swing is

    A)            7.143                                       

    B)            8

    C)            0.71                                          

    D)            350

    Correct Answer: A

    Solution :

               Carrier swing \[=\frac{\text{Frequency deviation}}{\text{Modulating frequency}}=\frac{50}{7}=7.143\]


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