(a) Given v 1 = cos t, v 2 = cos (t + 30) and v =...
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(a) Given v1 = cos t, v2 = cos (t + 30°) and v = v1 + v2, write v in the form of a single cosine function v = A cos (t + θ).
(b) Find effective values of v1, v2, and v. Discuss why
Transcribed Image Text:
Velf > (V₁.eff + V₂,eff)- (V² V²
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