Fundamentholfundamenthol
JEE Main2019Physics
Q.

A 100 V carrier wave is made to vary between 160 V and 40 V by a modulating signal. What is the modulation index? 

  1. A

    0.5

  2. B

    0.4

  3. C

    0.6

  4. D

    0.3

Solution

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