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1. The block diagram of AM transmitter in which high level modulation is used as shown in figure. The block X could be





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MCQ->The block diagram of AM transmitter in which high level modulation is used as shown in figure. The block X could be ....
MCQ->Assertion (A): If a carrier is modulated by three sine waves and m1, m2, m3 are the modulation indices, the total modulation index mt is mt = (m12 + m22 + m32)0.5Reason (R): An AM, higher the level of modulation, lower is the audio power required to produce modulation.

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