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# COMMENT GÉRER SON TEMPS

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• cours magistral
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RÉFÉRENCES Bégin, C. (1992). Devenir efficace dans ses études. Laval, Éditions Beauchemin, Ltée. Boucher, F. et Avard (1984). Réussir ses études. Montréal, Éditions de Mortagne. Dionne, B. (1991). Pour réussir : guide méthodologique pour les études et la recherche. Laval, Éditions Études Vivantes. Letarte, A. (1989). La concentration et la gestion du temps. Service d'orientation et de counseling, Université Laval.
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33. Alternating Current Circuits
Problem Solving
SuggestedPractice Testproblems: Chp34: 5460, 6264, 6668
Problem 1
Consider the parallel RLC ac circuit shown in the Fig. The emf of the ac source is V=Ecost 0 a) Determine the complex amplitude of the current through all branches of the circuit b) Whatis the equivalent impedance of the circuit? c) Derive an expression of the total power P(ω) taken up by the circuit? d) Forwhat value ofωis P=max, and what is this maximum value?
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Problem 2 L In the ac circuit shown in the figure: a) calculatethe intensitiesC ~ of the currents through all e=Ecost three circuit elements. 0 b) calculate the mean (average) power absorbed by the circuit c) Is there any resonance frequency for this circuit? If yes, determine its value d) What is the quality factor Q for this circuit?
Problem 3
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Problem 4
For next Lecture: READ Sections 34.1-34.3!
34. Electromagnetic Waves
34.1 Maxwell's Equations and Hertz's Discoveries 34.2 Plane Electromagnetic Waves 34.3 Energy Carried by EM Waves
Suggested homework problems: Chp.34:38,1116,2123
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