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1. The antenna current of an AM broad cast transmitter, modulated to a depth of 40% by an audio sine wave is 11 amperes. It increased to 12 ampere as a result of simultaneous modulation by another sine wave. The modulation index due to this second sine wave is :





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  • By: guest on 02 Jun 2017 12.56 am
    μ2 = 0.57057, μ12 + 0.16 = 0.57057 ⇒ μ1 = 0.64 .
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