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| 1. |
Four signals = cos (ω), () = cos (ω), = 2 cos (ω) and = cos (4 ω) are multiplexed by Time Division Multiplexing system. The commutator speed in rps is |
| Answer» Apply Nyquist criteria. Maximum angular speed is 4ω0 Thus commutator speed must be 2 x 4ω2 = 8ω0 . | |