![]() ![]() Both Bonnie Klyde go around once (2p radians).Object rotating about a fixed axis is the same. The angular velocity w of any point on a solid.Bonnie sits on the outer rim of a merry-go-round,Īnd Klyde sits midway between the center and the.P R / 2 9.42 m/s Klyde travels 2 p (R/2) in Merry-go-round makes one complete revolution With radius 3 meters, and Klyde sits midway Bonnie sits on the outer rim of a merry-go-round.Units radians/second, 2p rad/s 1 turn/s.Units are radians (or degrees), 2p rad 1 turn.Top of a 20 meter diameter roller coaster loop, What is the minimum speed you must have at the.What is the magnitude of the normal force FNĮxerted on you by the car seat as you drive past Suppose you are driving through a valley whoseīottom has a circular shape. ![]() The car is driving with a constant speed (noĪcceleration) so net force would equal zero INWARD toward the center of the circle you are The net force onĬentripetal acceleration is always pointing Wind resistance, friction in bearings, Coriolisįorce due to earth motion, gravitational forceīody Diagram (FBD) for the car. How many forcesįorce on the car by the engine, frictionalįorce, force due to gravity, normal force acting On a piece of paper, draw a Freeīody Diagram (FBD) for the car. Consider the following situation You are drivingĪ car with constant speed around a horizontalĬircular track.If the string breaks at the instantĪcceleration is due to change in direction, not On my own, I get confused and do not know whichįormula to use or how you knew to use it in theĪ ball is going around in a circle attached to a Also, I think it is important toĮxplain to us where all of the formulas are formīecause sometimes while I am working on problems I think that you go a little too fast during You not being here this week is breaking myĪnnounce what will be covered on the quiz each The class is understandable.and the demos make Every exam problem unique think in pictures.Work practice problems (old exams, discussion,.(centripetal motion is not on HE1 this semester!).Review session, Sunday 8 pm, 141 Loomis.My office hours Tuesday 1-2pm, 104 MRL (building.Gone on Wed (ugh!) last time I promise!.Centripetal motion is not covered on HE1.Conflict exam _at_ 515 pm (sign up online).Title: Centripetal Acceleration and Circular MotionĬentripetal Acceleration and Circular Motion ![]()
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