TS EAMCET · Physics · Units and Dimensions
A carrier wave of peak voltage is used to transmit a message signal. What should be the peak voltage of the modulating signal in order to have a modulation index of
- A
- B
- C
- D
Answer & Solution
Correct Answer
(D)
Step-by-step Solution
Detailed explanation
Modulation index is given by, m=AmAC ⇒0.80=Am15 ⇒Am=0.80×15=12 V
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