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Questions  

If min voltage in an AM wave was found to be 1.1 V and max voltage 10 V. The % modulation index is

a
80.2 %
b
66.67 %
c
64.25 %
d
76.25 %

detailed solution

Correct option is A

The % of modulation index  = m=Emax−EminEmax+Emin×100  =  10−1.110+1.1 ×100 = 80.2%

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