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24 Pages

### ConservationofE

Course: PHYS 1310, Spring 2011
School: North Texas
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Word Count: 1291

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situations Objectives Identify in which conservation of mechanical energy is valid. Recognize the forms that conserved energy can take. Solve problems using conservation of mechanical energy. Copyright by Holt, Rinehart and Winston. All rights reserved. Concept Check Conservation of Energy Three balls of equal mass start from rest and roll down different ramps. All ramps have the same height. Which ball has...

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North Texas - PHYS - 1310
ObjectivesDescribe the interaction between two objects in terms of the change in momentum of each object. Compare the total momentum of two objects before and after they interact. State the law of conservation of momentum. Predict the final velocities of
North Texas - PHYS - 1310
Objectives AT: Rotational DynamicsDefine the second condition of equilibrium. Solve problems involving the first and second conditions of equilibrium. Describe Newtons second law for rotation. Calculate the angular momentum for various rotating objects.
North Texas - PHYS - 1310
ObjectivesIdentify several forms of energy. Calculate kinetic energy for an object. Apply the workkinetic energy theorem to solve problems. Distinguish between kinetic and potential energy. Classify different types of potential energy. Calculate the pote
North Texas - PHYS - 1310
ObjectivesCompare the momentum of different moving objects. Compare the momentum of the same object moving with different velocities. Identify examples of change in the momentum of an object. Describe changes in momentum in terms of force and time.Copyr
North Texas - PHYS - 1310
Objectives AT: Rotation &amp; InertiaIdentify the center of mass of an object. Distinguish between mass and moment of inertia.Copyright by Holt, Rinehart and Winston. All rights reserved.Center of MassCopyright by Holt, Rinehart and Winston. All rights re
North Texas - PHYS - 1310
ObjectivesRelate the concepts of energy, time, and power. Calculate power in two different ways. Explain the effect of machines on work and power.Copyright by Holt, Rinehart and Winston. All rights reserved.Concept Check - PowerMike applied 10 N of fo
North Texas - PHYS - 1310
Torque, Rotational Equilibrium &amp; Simple MachinesCopyright by Holt, Rinehart and Winston. All rights reserved.ObjectivesDistinguish between torque and force. Calculate the magnitude of a torque on an object. Identify the six types of simple machines. Ca
North Texas - PHYS - 1310
Chapter 5Work and EnergyEnergy of a falling 75g Egg0.80 0.70 0.60 Energy (J) 0.50 0.40 0.30 0.20 0.10 0.00 0.00 0.10 0.20 Time (sec) 0.30 0.40 PEg (J) KE (J) ME (J)Copyright by Holt, Rinehart and Winston. All rights reserved.Concept Check - WorkIs i
North Texas - PHYS - 1320
3.6The Chain RuleGreg Kelly, Hanford High School, Richland, WashingtonPhoto by Vickie Kelly, 2002U.S.S. Alabama Mobile, AlabamaPhoto by Vickie Kelly, 2002Greg Kelly, Hanford High School, Richland, WashingtonWe now have a pretty good list of shortcu
North Texas - PHYS - 1320
3.1Photo by Vickie Kelly, 2003DerivativesGreg Kelly, Hanford High School, Richland, WashingtonGreat Sand Dunes National Monument, Coloradof ( x) y dy dx df dxf prime x y primeorthe derivative of f with respect to xdee why dee ecksorthe derivati
North Texas - PHYS - 1320
ElectrostaticsNay, electrophun!History The word electricity comes from the Greek elektron which means amber. The amber effect is what we call static electricity.History Ben Franklin made the arbitrary choice of calling one of the demo situations posi
North Texas - PHYS - 1320
Work, Energy, and PowerWork Work is the product of the magnitude of the displacement and the component of the force acting in the direction of the displacement W = F s (dot product) W = ( F cos ) s W = Fd cos Work Most of the time F is in the directi
North Texas - PHYS - 1320
EquilibriumThings not Moving (sweet)Everyday Forces1. Weight: This is the force of gravity. Or gravity acting on a massw = mg2. Normal Force: The force a surface applies to an object. It is ALWAYS perpendicular to surfaceEveryday forces cont.1. Ten
North Texas - PHYS - 1320
Forces Qu es un Force? A push or a pullThe Four Fundamental Forces in Nature1. Gravitational 1. Electromagnetic 1. Strong Nuclear 1. Weak NuclearGalileo 1564 - 1642 Was a Copernican Convicted of Heresy 1633 Pardoned by Pope in 1992Galileo Studied F
North Texas - PHYS - 1320
Flux and Gauss' LawCh 22 AP Physics CBackground Gauss Law is part of the key to using symmetry considerations to simplify EField calculations (remember section 21.5 when we integrated to solve for E of a ring of charge, line of charge etc.) In chapter
North Texas - PHYS - 1320
Flux and Gauss' LawCh 22 AP Physics CBackground Gauss Law is part of the key to using symmetry considerations to simplify EField calculations (remember section 21.5 when we integrated to solve for E of a ring of charge, line of charge etc.) In chapter
North Texas - PHYS - 1320
6.1: AntiderivativesGreg Kelly, Hanford High School, Richland, WashingtonFirst, a little review: Consider: then:y = x2 + 3y = 2 xory = x2 5y = 2 xIt doesnt matter whether the constant was 3 or -5, since when we take the derivative the constant dis
North Texas - PHYS - 1320
One Dimensional MotionAP Physics CTermsDisplacement vs. Distance Displacement: Change in position (vector) Distance: How far an object has travelled (scalar) Symbol: x or x SI Unit: meter, mPositionx = x f xiTerms Velocity vs. Speed Velocity: Rate
North Texas - PHYS - 1320
Rotational MotionAP Physics CIntroduction The motion of a rigid body (an object with a definite shape that does not change) can be analyzed as the translational motion of its center of mass AND the rotational motion about its center of mass. All points
North Texas - PHYS - 1320
Two Dimensional MotionAP Physics CPosition and Velocity Vectors r = xi + yj + zk r vav = t dr v= dt At every point along a path, the instantaneous velocity vector is tangent to the path at that pointComponents of Instantaneous Velocitydx vx = dt dy
North Texas - PHYS - 1320
Vector MathematicsAdding, Subtracting, Multiplying and DividingWhy? One can add 23 kg and 42 kg and get 65 kg. However, one cannot add together 23 m/s south and 42 m/s southeast and get 65 m/ s south-southeast. Vectors addition takes into account addin
University of Wisconsin - Fond du Lac - PHYS - 204
Physics 207, Sections: 301/601 314/614 General Physics IMichael Winokur &amp; Pupa GilbertLecture 1Agenda for TodayqCourse Introduction General Announcements General Structure of the course Structure Scope of the course Begin chapter 1 BeginHomepage: H
University of Wisconsin - Fond du Lac - PHYS - 204
Physics 207 Labsstart this week (MC1a &amp; 1c)Physics 207: Lecture 2, Pg 1Physics 207, Lecture 2, Sept. 10 Physics LectureAgenda for Today q Finish Chapter 1, Chapter 2.1, 2.2 Units and scales, order of magnitude calculations, significantdigits (on your
University of Wisconsin - Fond du Lac - PHYS - 204
Physics 207, Sept. 12, The inclined plane and unit conversion Physics Sept.Flight 173 ran out of fuel in flight.So: &quot;How does a jet run out of fuel at 26,000 feet?&quot; 1. A maintenance worker found that the fuel gauge did not work on ground inspection. He
University of Wisconsin - Fond du Lac - PHYS - 204
Physics 207, Lecture 4, Sept. 17 Physics LectureAgendaqChapter 3, Chapter 4 (forces) Vector addition, subtraction and components Vector Inclined plane Inclined Force Force Mass Mass Newtons 1st and 2nd Laws Newtons Free Body Diagrams FreeAssignment: R
University of Wisconsin - Fond du Lac - PHYS - 204
Physics 207, Lecture 5, Sept. 19 Physics LectureAgenda:qFinish Chapter 4 and Chapter 5 Inertial reference frames Free Body Diagrams Non-zero net Forces (acceleration) FrictionAssignment: q For Monday: Read Chapter 6 q MP Problem Set 2 due tonight(!) q
University of Wisconsin - Fond du Lac - PHYS - 204
Physics 207, Lecture 6, Sept. 24 Physics LectureAgenda: q Chapter 5 Chapter Friction (a external force that opposes motion) Chapter 6 (Dynamics II) Motion in two (or three dimensions) Frames of referenceAssignment: For Wednesday read Chapter 7 Assignm
University of Wisconsin - Fond du Lac - PHYS - 204
Physics 207, Lecture 6, Sept. 24 Physics LectureAgenda: q Chapter 5 Chapter Friction (a external force that opposes motion) Chapter 6 (Dynamics II) Motion in two (or three dimensions) Frames of referenceAssignment: For Wednesday read Chapter 7 Assignm
University of Wisconsin - Fond du Lac - PHYS - 204
Physics 207, Lecture 10, Oct. 8 Physics LectureAgenda q Exam I q Newtons Third Law q Pulleys and tension revisited Assignment: Assignment: q MP Problem Set 4A due Oct. 10,Wednesday, 11:59 PM MP q For Wednesday, read Chapter 9 For q MP Problem Set 5 (Chap
University of Wisconsin - Fond du Lac - PHYS - 204
&quot;Professor Goddard does not know the relation between action and reaction and the need to have something better than a vacuum against which to react. He seems to lack the basic knowledge ladled out daily in high schools.&quot; New York Times editorial, 1921, a
University of Wisconsin - Fond du Lac - PHYS - 204
Physics 207, Lecture 12, Oct. 15 Physics LectureAgenda: Finish Chapter 9, start Chapter 10 Agenda:Chapter Chapter 9: Momentum &amp; Impulse Collisions Momentum conservation in 2D ImpulseAssignment:q HW5due Wednesday q HW6 posted soonPhysics 207: Lectur
University of Wisconsin - Fond du Lac - PHYS - 204
Physics 207, Lecture 13, Oct. 15 Physics LectureAgenda: Finish Chapter 10, start Chapter 11 Agenda: Chapter Chapter 10: Energy Potential Energy (gravity, springs) Kinetic energy Mechanical Energy Conservation of Energy Start Chapter 11, WorkAssignment:
University of Wisconsin - Fond du Lac - PHYS - 204
Physics 207, Lecture 14, Oct. 22 Physics LectureAgenda: Finish Chapter 10, Chapter 11 Agenda: Chapter Chapter 10: Energy Energy diagrams Springs q Chapter 11: Work Chapter Work and Net Work Work and Kinetic Energy Work and Potential Energy Conservative a
University of Wisconsin - Fond du Lac - PHYS - 204
Physics 207, Lecture 15, Oct. 24 Physics LectureAgenda: Chapter 11, Finish, Chapter 13, Just Start q Chapter 11: Variable forces Conservative vs. Non-conservative forces Power Work &amp; Potential Energy Start Chapter 13 Rotation Torque Assignment: For Monda
University of Wisconsin - Fond du Lac - PHYS - 204
Physics 207, Lecture 16, Oct. 29 Physics LectureAgenda: Chapter 13 q Center of Mass Center q Torque q Moment of Inertia q Rotational Energy q Rotational Momentum Assignment: Assignment: q Wednesday is an exam review session, Exam will be Wednesday held i
University of Wisconsin - Fond du Lac - PHYS - 204
Physics 207, Lecture 17, Oct. 31 Physics LectureAgenda: Agenda: q Review for exam q Exam will be held in rooms B102 &amp; B130 in Van Vleck at 7:15 PMAssignment: Assignment: q MP Homework 7, Ch. 11, 5 problems, MP NOTE: Due Wednesday at 4 PM NOTE: q MP Home
North Texas - PHYS - 1410
Chapter 2Motion in One DimensionDynamicsThe branch of physics involving the motion of an object and the relationship between that motion and other physics concepts Kinematics is a part of dynamicsIn kinematics, you are interested in the description of
North Texas - PHYS - 1410
Chapter 3Vectors and Two-Dimensional MotionVector vs. Scalar ReviewAll physical quantities encountered in this text will be either a scalar or a vector A vector quantity has both magnitude (size) and direction A scalar is completely specified by only a
North Texas - PHYS - 1410
Chapter 4The Laws of MotionClassical MechanicsDescribes the relationship between the motion of objects in our everyday world and the forces acting on them Conditions when Classical Mechanics does not apply Very tiny objects (&lt; atomic sizes) Objects m
North Texas - PHYS - 1410
Chapter 5EnergyForms of EnergyMechanical Focus for now May be kinetic (associated with motion) or potential (associated with position) Chemical Electromagnetic NuclearSome Energy ConsiderationsEnergy can be transformed from one form to anotherTh
North Texas - PHYS - 1410
Chapter 6Momentum and CollisionsMomentumThe linear momentum p of an object of mass m moving with a velocity v is defined as the product of the mass and the velocity p mv SI Units are kg m / s Vector quantity, the direction of the momentum is the same
North Texas - PHYS - 1410
North Texas - PHYS - 1410
Chapter 8Rotational Equilibrium and Rotational DynamicsForce vs. TorqueForces cause accelerations Torques cause angular accelerations Force and torque are relatedTorqueThe door is free to rotate about an axis through O There are three factors that de
North Texas - PHYS - 1410
Chapter 9Solids and FluidsStates of MatterSolid Liquid Gas PlasmaSolids Have definite volume Have definite shape Molecules are held in specific locationsBy electrical forcesVibrate about equilibrium positions Can be modeled as springs connecting m
North Texas - PHYS - 1410
Chapter 10Thermal PhysicsThermal PhysicsThermal physics is the study of Temperature Heat How these affect matterThermal Physics, contDescriptions require definitions of temperature, heat and internal energy Heat leads to changes in internal energy
North Texas - PHYS - 1410
Chapter 11Energy in Thermal ProcessesEnergy TransferWhen two objects of different temperatures are placed in thermal contact, the temperature of the warmer decreases and the temperature of the cooler increases The energy exchange ceases when the object
North Texas - PHYS - 1410
Chapter 12The Laws of ThermodynamicsFirst Law of ThermodynamicsThe First Law of Thermodynamics tells us that the internal energy of a system can be increased by Adding energy to the system Doing work on the systemThere are many processes through whi
North Texas - PHYS - 1410
Chapter 13Vibrations and WavesHookes LawFs = - k x Fs is the spring force k is the spring constantIt is a measure of the stiffness of the springA large k indicates a stiff spring and a small k indicates a soft springx is the displacement of the ob
North Texas - PHYS - 1410
Chapter 14SoundProducing a Sound WaveSound waves are longitudinal waves traveling through a medium A tuning fork can be used as an example of producing a sound waveThis picture is not in the new version, but fits very nicely. Either omit or see if it
North Texas - PHYS - 1410
Chapter 15Electric Forces and Electric FieldsFirst Observations GreeksObserved electric and magnetic phenomena as early as 700 BCFound that amber, when rubbed, became electrified and attracted pieces of straw or feathersAlso discovered magnetic force
North Texas - PHYS - 1410
Chapter 16Electric Energy and CapacitanceElectric Potential EnergyThe electrostatic force is a conservative force It is possible to define an electrical potential energy function with this force Work done by a conservative force is equal to the negativ
North Texas - PHYS - 1410
Chapter 17Current and ResistanceElectric CurrentThe current is the rate at which the charge flows through a surfaceLook at the charges flowing perpendicularly through a surface of area AQ Iav t The SI unit of current is Ampere (A)1 A = 1 C/sInstant
North Texas - PHYS - 1410
Chapter 18Direct Current CircuitsSources of emfThe source that maintains the current in a closed circuit is called a source of emfAny devices that increase the potential energy of charges circulating in circuits are sources of emf Examples include bat
North Texas - PHYS - 1410
Chapter 19MagnetismMagnetsPoles of a magnet are the ends where objects are most strongly attractedTwo poles, called north and southLike poles repel each other and unlike poles attract each otherSimilar to electric charges If a permanent magnetic is
North Texas - PHYS - 1410
Chapter 20Induced Voltages and InductanceMichael Faraday1791 1867 Great experimental scientist Invented electric motor, generator and transformers Discovered electromagnetic induction Discovered laws of electrolysisFaradays Experiment Set UpA current
North Texas - PHYS - 1410
Chapter 21Alternating Current Circuits and Electromagnetic WavesAC CircuitAn AC circuit consists of a combination of circuit elements and an AC generator or source The output of an AC generator is sinusoidal and varies with time according to the follow
North Texas - PHYS - 1410
Chapter 22Reflection and Refraction of LightA Brief History of Light1000 ADIt was proposed that light consisted of tiny particles Used this particle model to explain reflection and refraction 1678 Explained many properties of light by proposing light
North Texas - PHYS - 1410
Chapter 23Mirrors and LensesNotation for Mirrors and LensesThe object distance is the distance from the object to the mirror or lensDenoted by pThe image distance is the distance from the image to the mirror or lensImages are formed at the point whe
North Texas - PHYS - 1410
Chapter 24Wave OpticsWave OpticsThe wave nature of light is needed to explain various phenomena Interference Diffraction PolarizationThe particle nature of light was the basis for ray (geometric) opticsInterferenceLight waves interfere with each o
North Texas - PHYS - 1410
Chapter 25Optical InstrumentsOptical InstrumentsAnalysis generally involves the laws of reflection and refraction Analysis uses the procedures of geometric optics To explain certain phenomena, the wave nature of light must be usedThe CameraThe single
North Texas - PHYS - 1410
Chapter 26RelativityBasic ProblemsThe speed of every particle in the universe always remains less than the speed of light Newtonian Mechanics is a limited theoryIt places no upper limit on speed It is contrary to modern experimental results Newtonian