Unit5FormulaSheetColor

Unit5FormulaSheetColor - Physics 2B Formulas UNIT 5 AC...

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Physics 2B Formulas UNIT 5 – AC Circuits & Transformers RMS Voltage 2 PEAK RMS VV = 2 RMS PEAK = Transformer PP SS VN = Power in = Power out Angular Frequency 2 f ω π = rad/sec RMS Power RMS RMS RMS PI V = Watts Circuits RC () 0 exp t Vt V τ ⎛⎞ =− ⎜⎟ ⎝⎠ RC Across Capacitor (decay) RC = RC 0 1e x p t =−− RC “charging” RL 0 exp t It I RL Through Inductor (decay) LR = RL 0 x p t RL “loading” LC ( ) ( ) 0 sin t = 1/ LC = LRC 0 exp cos t t RLC 2 = RLC RL 22 ωω LC RLC Circuit Components Component Potential or emf Stored Energy Resistor R VI RI X = = None Capacitor C Q X C == 2 1 2 UC V = Inductor L dI VL I X dt = 2
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This note was uploaded on 08/23/2008 for the course PHYS 2b taught by Professor Schuller during the Summer '08 term at UCSD.

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