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A 100 V carrier wave is mode to vary be...

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

Text Solution

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Maximum amplitude `=E_(m)+E_(c)=160`
`E_(m)+100=160`
`E_(m)=160-100=60`
Modulation index
`mu=(E_(m))/(E_(c))=60/100`
`mu=0.6`
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