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UC Davis - ENG - 102
ENG102 Dynamics, Winter 2012Homework 3Due Friday, February 3, 2012(90 points)1. (10 pt) Problem 2/872. (10 pt) Problem 2/1043. (10 pt) Problem 2/1064. (10 pt) Problem 2/1185. (10 pt) Problem 2/1316. (10 pt) Problem 2/1367. (10 pt) Problem 2/137
UC Davis - ENG - 102
Excerpts from this work may be reproduced by instructors for distribution on a not-for-profit basis for testing or instructional purposesto students enrolled in courses for which the textbook has been adopted. Any other reproduction or translation of thi
UC Davis - ENG - 102
ENG102 Dynamics, Winter 2012Homework 4Due Friday, February 10, 2012(100 points)1. (10 pt) Problem 5/32. (10 pt) Problem 5/73. (10 pt) Problem 5/244. (10 pt) Problem 5/255. (10 pt) Problem 5/326. (10 pt) Problem 5/337. (10 pt) Problem 5/438. (10
UC Davis - ENG - 102
Excerpts from this work may be reproduced by instructors for distribution on a not-for-profit basis for testing or instructional purposesto students enrolled in courses for which the textbook has been adopted. Any other reproduction or translation of thi
UC Davis - ENG - 102
ENG102 Dynamics, Winter 2012Homework 5Due Friday, February 17, 2012(90 points)Midterm: 11:00 - 11:50 amWednesday, February 22, 20121. (10 pt) Problem 5/822. (10 pt) Problem 5/863. (10 pt) Problem 5/1284. (15 pt) Problem 5/1455. (15 pt) Problem 5
UC Davis - ENG - 102
Excerpts from this work may be reproduced by instructors for distribution on a not-for-profit basis for testing or instructional purposesto students enrolled in courses for which the textbook has been adopted. Any other reproduction or translation of thi
UC Davis - ENG - 102
ENG102 Dynamics, Winter 2012Homework 6Due Friday, February 24, 2012(70 points)1. (10 pt) Problem 5/972. (10 pt) Problem 3/23. (10 pt) Problem 3/8 (read sample problem 3/3)4. (10 pt) Problem 3/165. (10 pt) Problem 3/266. (10 pt) Problem 3/507. (1
UC Davis - ENG - 102
ENG102 Dynamics, Winter 2012Homework 7Due Friday, March 2, 2012(70 points)(10 pt) Problem 3/57(10 pt) Problem 3/58(10 pt) Problem 3/76(40 pt) Redo Midterm (attached)
UC Davis - PHY - 9HA
Physics 9HAProf. Markus LutyAll course information online at SmartSitehttps:/smartsite.ucdavis.eduCONTACT USMy WorkspacePHY 009HA A01-A03 FQ 2010Physics Grad BylawsLOGOUTPhysics IntranetExit Student ViewHomeAnnouncementsAssignmentsCalendarG
UC Davis - PHY - 9HA
C2: VectorsA hiker walks 5 miles north, then 2.5 miles northwest, then 1.5 mileseast up a 15 degree slope. How much farther did she travel comparedto the straight line distance between her starting point and destination?yxF20Find the components of
UC Davis - PHY - 9HA
C3: InteractionsTransfer MomentumA 55 kg astronaut nds himself drifting away from his space capsuleat a rate of 0.25 m/s. He is carrying a toolkit that weighs 3 kg. Hethrows it away from the spaceship in an attempt to reverse hisdirection. If the too
UC Davis - PHY - 9HA
C4: Particles andSystemsMmAn asteroid of mass M is heading right for earth with speed V. A rocketof mass m and speed v is launched at the asteroid in an attempt to deectit from hitting earth. If the rocket becomes embedded in the asteroidafter impa
UC Davis - PHY - 9HA
C5: Applying Conservationof MomentumA 10000 kg rocket explodes as it is taking off from the earth. Anexplosion causes a piece of mass 2000 kg to be ejected downward.Before the explosion the rocket was going up at 5 m/s, and afterwardit is going up at
UC Davis - PHY - 9HA
C5: Introduction toEnergyA 0.2 kg apple is dropped from rest 2 m from the ground. How fast isthe apple going just before it hits the ground? How fast is the earthgoing toward the apple as a result of the gravitational attraction ofthe apple?Neglect
UC Davis - PHY - 9HA
C7: Some PotentialEnergy FunctionsTwo identical lumps of clay are initially moving toward each other withthe same speed in outer space. They hit each other and stick together.Is momentum conserved in this process? Is energy conserved?A spring with sp
UC Davis - PHY - 9HA
From last time.How hard do you have to throw a rock to hit the moon?Neglect air resistance.C8: Force and EnergyA pendulum with string length 0.25 m and a bob of mass 0.1 kg isreleased from rest an angle of 30 degrees from vertical. How fast is thebo
UC Davis - PHY - 9HA
C9: Rotational EnergyFind the moment of inertia of a rigid rod of mass M and length Lrotating about an axis at the center of the rod.Assume the mass in the rod is uniformly distributed along its length.RMmA block of mass m hangs by a string from a
UC Davis - PHY - 9HA
C10: ThermalEnergyQuiz (10 minutes)1. A lump of clay of mass m is traveling with speed v when it hitsanother lump of clay that is initially at rest. The lumps of clay sticktogether after the collision. How much of the initial kinetic energy islost i
UC Davis - PHY - 9HA
C11: Energy inBondsHow much energy is released in burning 1 kg (about 1 L or 1/4 gallon)of gasoline?The typical energy in a chemical bond is about 3 eV 10-18 JHow long could the sun shine if it were burning gasoline?
UC Davis - PHY - 9HA
C12: Power, Energy,and CollisionsA satellite of mass m and a planet with mass M are approaching eachother. When the satellite and the planet are far apart, the velocities ofthe satellite and planet have the opposite direction. The speed of thesatelli
UC Davis - PHY - 9HA
C13: Angular MomentumProblem: A comet of mass m is heading for a planet with much larger mass M.At the instant shown, the comet has positionand velocityin a coordinate system with the planet at the origin.Findandat this instant.Problem: A comet of
UC Davis - PHY - 9HA
C13R.2This is a conceptually tricky problem, and the books answer is incorrect. I willinstruct the grader to grade your problem on eort only.To set the stage, let us rst consider the situation where the wheels of the jetlinerare locked, so there is no
UC Davis - PHY - 9HA
C14: Conservation ofAngular MomentumConcept TestA professor stands on a platform holding a rotating bicycle wheel. The bicyclewheel is horizontal and is rotating clockwise as seen from the top. The platformcan freely rotate, but is initially at rest.
UC Davis - PHY - 9HA
Review for Exam 1Exam 1 Next Monday during class Covers up to C9 3 problems, 33 points each No calculator or notes Formula sheet will be provided Be on time!Formula SheetVelocity:drdt= vAB + vCDv=vACMomentum and center of mass:1(m1 r1 + m
UC Davis - PHY - 9HA
Midterm 1There are three problems, worth 33 points each. You must justify your answer toreceive full credit.1. Two planets of mass m and 2m have the same radius R. They start at rest withtheir centers a distance ri apart (ri > 2R). The gravitational a
UC Davis - PHY - 9HA
Sample Midterm 21. (33 points) A bullet of mass m is red with a speed of vb at the center of a rodof mass M = 3m and length L The trajectory of the bullet makes an angle of withthe horizontal. The rod hangs vertically from a pivot attached to the ceili
UC Davis - PHY - 9HA
Final Exam5 problems, 20 points each1. (20 points) A canon on a horizontal surface res a cannonball with initial speedv0 at an angle above the horizontal. There is a wind that gives rise to a constanthorizontal force opposing the cannonballs motion. T
UC Davis - PHY - 9HA
Formula SheetVelocity:drdt= vAB + vCDv=vACMomentum and center of mass:1(m1 r1 + m2 r2 + ) ,Mp = M vcmdpFnet =dtM = m1 + m2 + rcm =Energy:E =K +VK = 1 mv 22dVdxGM m=mgh + constr= 1 k (r r0 )22Fx = VgravVspringdE = Fnet drRo
UC Davis - PHY - 9HA
N1: Newtons LawsConcept Test1.2.3.4.A puck is initially attatched to a horizontal rotating platform. At theinstant shown, the ball is released from the platform. Which line mostnearly shows the subsequent trajectory of the puck?Neglect friction.
UC Davis - PHY - 9HA
Concept TestA painter on a platform pulls himself up by pulling on a rope as shown.What is the correct free-body diagram for the system consisting of thepainter, the platform, and the weight on the platform?1.2.3.4. OthercmN2: Vector CalculusPro
UC Davis - PHY - 9HA
N3: Forces from MotionConcept TestA book sits at rest on a table. What explains the absence of a net force on thebook?1. Newtons third law implies that the normal force equals the gravitationalforce.2. Force is caused by acceleration, so the absence
UC Davis - PHY - 9HA
N4: Motion from ForcesProblem: A owerpot falls downward past a window that has a vertical height1.5 m. The owerpot is observed to take 0.2 seconds to fall past the window.From how far above the top of the window did the owerpot fall?Problem: A rocket
UC Davis - PHY - 9HA
N5: StaticsProblem: A person of mass m walks across a beam of mass M. The beam is heldup by two supports, one at each end. What is the force exerted by the leftsupport as a function of where the person stands on the beam?A 1-kg rock is suspended by a
UC Davis - PHY - 9HA
N6: Linearly ConstrainedMotionProblem: A box of mass m slides down an inclined plane that makes an anglewith the horizontal. The coefcient of sliding friction between the box and theplane is . What is the acceleration of the box?Concept TestA physic
UC Davis - PHY - 9HA
N7: Coupled ObjectsProblem: A box of mass M is attached to a chain of mass m. A person pulls onthe chain with a constant force F. What is the force that the chain exerts on thebox?mProblem: A worker lifts a crate of mass m at constant speed using the
UC Davis - PHY - 9HA
Reminders:Exam 2 next WednesdayHW7 corrections next MondayN8: CircularlyConstrained MotionProblem: A toy car of mass m goes around a vertical loop the loop of radiusR. What is the minimum speed it must have at the bottom in order to avoidfalling of
UC Davis - PHY - 9HA
N9: AcceleratedReference FramesProblem: A car is accelerating with constant acceleration A. A pair of fuzzy dicehangs from the window at a constant angle. What is this angle?Problem: An astronaut is in a rocket ship that is accelerating upward at 9.8
UC Davis - PHY - 9HA
N10: Projectile Motionbattleship simultaneously fires two shellsConcept Testenemy ships. If the shells follow the parA battleship simultaneously res shown, whicholic trajectories two shells at enemy ships. If the ship getsshells follow the parabolic
UC Davis - PHY - 9HA
N11: OscillationsProblem: A mass m is suspended by a spring with spring constant k attached tothe ceiling. Find the frequency of small up and down oscillations of the massabout its equilibrium position.Problem: A pendulum consists of a mass m suspende
University of Phoenix - MEDICAL BI - hcr 241
University of Minnesota Crookston - PHY - 2218
SteelAluminumPolycarbonateYield Stress (Mpa)Tensile Strength (Mpa)Fracture Stress (Mpa)Ductility % elongationDuctility % red. Of areaElastic Modulus (GPa)Resilience (Mpa)Toughness (Mpa)n = slope of plastic region = 0.1430210.796834,2,642048)l
University of Minnesota Crookston - PHY - 2218
Beam Bending: Wooden DowelAlex Lin ME 2011 Oct 21, 2009IntroductionThe elasticity of an object is important in designing the structure of an object. For instance abridge needs to be ridged while an archers bow must be very elastic. In this experiment
University of Minnesota Crookston - PHY - 2218
Beam Bending: Wooden DowelAlex Lin ME 2011 Oct 21, 2009IntroductionThe elasticity of an object is important in designing the structure of an object. Forinstance a bridge needs to be ridged while an archers bow must be very elastic. In thisexperiment
University of Minnesota Crookston - PHY - 2218
Part 1 Elastic Modulus1) Mean of Elastic Modulus: We use E(Pa) of Modulus Measurement fromraw data.Mean of Elastic Modulus=Ex) 59.798855366GPa= : Measurement valueLiterature Value of Elastic Modulus=65000000000 Pa With compare to Literature value, o
University of Minnesota Crookston - PHY - 2218
Part 2 Fracture StrengthA)1)Slide#Force(N)FractureStrength(Mpa)FractureStrainRankC.F.P.170.7392110.50340.001700180.727273267.3392105.19220.001618370.636364359.939293.63250.001440520.181818472.3392113.00280.0017385100.9
University of Minnesota Crookston - PHY - 2218
PHYSICS _ LABORATORY REPORTLaboratory2NameandID#:_AlexLin3456393_Dateperformed:_10/10/10_Day/Timesectionmeets:Thurs8AM_LabPartners'Names:_DavidSchumacherSamanthaBzdawkaDaleMartinnen_Problem#andTitle: _ Lab#2Problem1and2Electricfieldandpotentialdiffer