AP EAMCET · PHYSICS · Communication System
The maximum amplitude of an AM wave is found to be \(20 \mathrm{~V}\) while its minimum amplitude is \(4 \mathrm{~V}\). The modulation index is
- A 0.33
- B 0.67
- C 0.44
- D 0.63
Answer & Solution
Correct Answer
(B) 0.67
Step-by-step Solution
Detailed explanation
Maximum amplitude of AM wave, \(A_{\max }=20 \mathrm{~V}\) and minimum amplitude of AM wave, \(A_{\min }=4 \mathrm{~V}\) Modulation index,…
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