Lecture 1 - Physics 7C Spring 2011 Sections A/B Lecture 1 SHM Review and Introduction to Waves Daria Eiteneer [email protected] Agenda

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Unformatted text preview: Physics 7C Spring 2011 Sections A/B Lecture 1: SHM Review and Introduction to Waves Daria Eiteneer [email protected] Agenda Introduction Course Overview Simple Harmonic Motion Review Introduction to Waves Daria Eiteneer [email protected] Website: https://smartsite.ucdavis.edu My Office Hours: Tue 2-3pm in Roessler 166 Clicker Setup: Joining Class 1) Turn on your clicker 2) If it doesnt scan automatically, hit enter (green button) 3) Find PHY7C; hit enter 4) Display reads ANS: PHY7C; hit enter 5) When youve successfully joined, display reads ANS: Wait for Q Course Overview Wave Model Simple Harmonic Waves in 1, 2 and 3 dimensions Superposition of Waves Ray Model Reflection and Refraction Applications to Lenses Field Model Electric Fields Magnetic Fields Quantum Mechanics Simple Harmonic Motion (SHM) Review For an object to undergo SHM, there must be 1) An Equilibrium position: the position at which the net force acting on the object is zero 2) A linear Restoring Force : force acting on the object is always pointing towards equilibrium and has a magnitude which is proportional to the distance from equilibrium F = -k x SHM Review (contd) SHM constructs Amplitude (A) : maximum distance of object from equilibrium Period (T) : amount of time needed for object to complete one full cycle Frequency (f) : number of cycles per unit time Equilibrium position (y ) : Position where the force on the object is zero Displacement (y) : position of the object with respect to equilibrium Fixed phase constant () : Constant angle which allows us to specify initial position and initial velocity of object Graphical Representation of SHM 1 2 3 5 4 6 7 In this image, which of the numbers, if any, correspond to.....
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This note was uploaded on 10/18/2011 for the course OCHEM 118A taught by Professor Schore during the Spring '08 term at UC Davis.

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Lecture 1 - Physics 7C Spring 2011 Sections A/B Lecture 1 SHM Review and Introduction to Waves Daria Eiteneer [email protected] Agenda

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