Physics114A_L08 - Physics 114A - Mechanics Lecture 8...

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Unformatted text preview: Physics 114A - Mechanics Lecture 8 (Walker: 4.1&2) 2D Motion Basics January 17, 2012 John G. Cramer Professor Emeritus, Department of Physics B451 PAB jcramer@uw.edu Announcements Homework Assignments #1 is due on WebAssign at 11:59 PM tonight. Assignments #2 is due on Thursday, Jan. 19. On Friday we will have Exam 1. It will have a 75 point multiple-choice part and a 25 point free-response part. It will have assigned seating , specified by seating charts posted before the exam on the entry doors. Today is your last chance to request a left-handed seat, a right-handed aisle seat, or a front row seat. My office hours are in the hour before class on Tuesdays and in the hour after class on Thursdays, both in the 114 area of the Physics Study Center on the Mezzanine floor of PAB A. January 17, 2012 2/21 Physics 114A - Lecture 8 Physics 114A - Introduction to Mechanics - Winter-2012 Lecture: Professor John G. Cramer Textbook: Physics, (Edition: UW Vol. 1 or Complete 4th), James S. Walker Week Date L# Lecture Topic Pages Slides Reading HW Due Lab 1 2-Jan-12 H1 New Year Holiday No Lab 1st week 3-Jan-12 1 Introduction to Physics 12 21 Chapter 1 5-Jan-12 2 Position & Velocity 8 22 2-1 to 2-3 No HW 6-Jan-12 3 Velocity & Acceleration 10 25 2-4 to 2-5 2 9-Jan-12 4 Equations of Motion 9 20 2-6 to 2-7 1-D Kinematics 10-Jan-12 5 Vectors 8 24 3-1 to 3-3 12-Jan-12 6 r, v & a Vectors 5 24 3-4 to 3-5 HW1 13-Jan-12 7 Relative Motion 3 18 3-6 3 16-Jan-12 H2 MLK Birthhday Holiday Free Fall & Projectiles 17-Jan- 12 8 2D Motion Basics 5 19 4-1 to 4-2 19-Jan-12 9 2D Examples 13 22 4-3 to 4-5 HW2 20-Jan-12 E1 EXAM 1 - Chapters 1-4 Lecture Schedule (Part 1) We are here. January 17, 2012 3/21 Physics 114A - Lecture 8 Two-Dimensional Kinematics January 17, 2012 4/21 Physics 114A - Lecture 8 Constant Velocity ( ) ; ( ) x y x t x v t y t y v t = + = + If velocity is constant, motion is along a straight line: A turtle walks from the origin at a speed of v =0.26 m/s and an angle of 25 . In a time t , the turtle moves through a straight line distance of d = v t , with horizontal displacement x = d cos and a vertical displacement y = d sin ....
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This note was uploaded on 01/20/2012 for the course PHYSICS 114A taught by Professor Johncramer during the Winter '12 term at University of Washington.

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Physics114A_L08 - Physics 114A - Mechanics Lecture 8...

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