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Electronics and Communication
Digital Communication
Difficulty: Medium
Four signals m 1 (t) = cos(ω 0 t), m 2 (t) = 0.5cos(ω 0 t), m 3 (t) = 2cos(ω 0 t) and m 4 (t) = cos(4ω 0 t) are multiplexed by time division multiplexing system. The commutator speed is
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