Physics

28 May, 19:21

Where does the "2" come from in the expression for paverage? why is there no time dependence? } questions 55 - 56 consider alternating current. 55. beyond the very unfamiliar behaviors of ac circuits we have seen in the lab, what is the major reason we describe the power in an ac circuit as paverage rather than p (t) ? 56. where does the "2" come from in the expression for paverage?

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