Fundamentholfundamenthol
JEE Main2019Physics
Q.

An amplitude modulated signal is given by V(t) = 10 [1 + 0.3cos (2.2 × 104t)] sin(5.5 × 105t). Here t is in seconds. The sideband frequencies (in kHz) are, [Given = 22/7]

  1. A

    1785 and 1715

  2. B

    178.5 and 171.5

  3. C

    89.25 and 85.75

  4. D

    892.5 and 857.5

Solution

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