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electronics and communication engineering signals and systems
1. For the wave i = I0 + I1m sin ωt + I3m sin 3ωt, the rms value is
(A): I = (I20 + I21m + I23m)0.5
(B): I = 0.707 (I20 + I21m + I23m)0.5
(C): none of these
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