The object of this lab is to study electric charges in a qualitative manner. Phet sims are based on extensive education research and engage students through an intuitive, gamelike environment where students learn through exploration and discovery. Notes on electrostatics these notes are meant for my phy3 lecture class, but all are free to use them. Electrostatics lab appalachian state physics lab videos. The leaving certificate physics syllabus states on page three. A rubber rod is charged negative by rubbing it with rabbits fur. Find materials for this course in the pages linked along the left. This physics textbook is designed to support my personal teaching activities at duke university, in particular teaching its physics 141142, 151152, or 161162 series introductory physics for life science majors, engineers, or potential physics majors, respectively. Observe how the leaves of the electroscope repel each other. In this experiment we generate electrostatic charge by friction, and explore the different kinds of electrostatic charge and how they interact.
The goal of this exercise is for you to observe the two different types of charge and the various means by which these can be produced and detected. The laboratory is currently carrying out electrostatic analyses and materials characterization to assist in the detection. Part 2 fur, cloth, and bag if you figured out the answer to question 3, then your answer implies that the fur or cloth or bag should also be charged. When one charged rubber rod is placed in a stirrup, another charged rubber rod will repel it, but a charged lucite rod will attract it. Electrostatics university of colorado colorado springs. Founded in 2002 by nobel laureate carl wieman, the phet interactive simulations project at the university of colorado boulder creates free interactive math and science simulations. Sims html5 physics motion java logo, original sim and translationsdownload and read phet physics electrostatics. Physics is an experimental science, which means that some physicists discover laws and principles through carefully conducted experiments and data analysis. Charge a rod negatively by rubbing it with a material that will give it extra electrons. A rod of plastic rubbed with fur or a rod of glass rubbed with silk will attract small pieces of paper and is said to be electrically charged. Standard laboratory safety precautions must be observed, and due care must be taken when carrying out all experiments. Ap physics 2 electrostatics free response old b exams solutions. The physics classroom serves students, teachers and classrooms by providing classroomready resources that utilize an easytounderstand language that makes learning interactive and multidimensional. Electrostatics is the study of electromagnetic phenomena that occur when there are no moving chargesi.
Whether eitself has units is a question that is considered in quantum mechanics. This principle states that the interaction between any two charges is completely unaffected by the presence of other. January 6, 2014 page 1 of physics ii lab 1 sp212 electrostatics i. Experiment1 the force acts in a direction along the straight line connecting the two charges. Static electricity is something we see in our everyday lives. The electrostatics and surface physics laboratory at the nasa kennedy space center is the premier nasa research facility dedicated to investigation in electrostatics and surface physics problems with applications to space flight and planetary exploration. The hazards associated with electricity, eht, lasers etc.
Your physics teacher has prepared the room for the classs entry by suspending several inflated balloons from the ceiling. The base of the electroscope is constructed out of acrylic, an insulator, to minimize charge leakage to. Stick a piece of plastic adhesive tape scotch magic tape works well about 40 cm long onto a. The lab the students complete is graded for completion and accuracy with emphasis on the analysis and conclusion questions. Lab 1 electrostatics university of minnesota duluth. Read phet physics electrostatics simulation lab answers phet physics electrostatics simulation lab answers what do you do to start reading phet physics simulations as an introduction to electrostatics. This pre lab is not to be copied, in whole or in part, unless a proper reference is made as to the source. General physics lab laboratory manual electricity and magnetism northwesternuniversity version1. We will take the classical physics approach and assign a unit to charge, that being the.
It will be assumed that you have already completed the coulombs law lab before starting this one. The outer electrons are located farthest from nucleus and are held more loosely than the rest. The paper presents a series of simple electrostatic experiments and instruments that can be built. Electricity, magnetism and optics department of physics. During the course of this semester, you will be working either in a group of 2 or 4 or, occasionally, 3 depending on the specific lab activity. Department of physics education, faculty of mathematics and physics, charles. Electrostatics, as the name implies, is the study of stationary electric charges. This lab notebook can be reused for future physics labs. Most everyone has been shocked by the ability of electrons to transfer. When the air is humid, a thin, invisible film of water forms on all surfaces, particularly on the surfaces of. Upon entering the physics room, you observe two balloons being drawn towards each other as shown at the right. Duke physics electrostatics electrostatics for this lab, please pair up with someone.
Physics lab report 5 electrostatic force electrostatics electric. Physics notes for class 12 electrostatics pdf free download. Just as in the coulombs law lab, you will not be given detailed instructions for how to perform this lab. Charges reach their equilibrium positions rapidly because the electric force is extremely strong. A common laboratory device for producing high voltages and creating. A lucite rod is charged positive by rubbing it with silk. The mathematical methods of electrostatics make it possible to. The charge on plastic rubbed with fur is defined as negative, and the charge on glass rubbed with silk is defined as positive. Electrostatics page 0102 brushing a kitten on a dry day. Th e fi rst article of this series, basic concepts in electrostatics.
Electrostatics in your home spring 2007 page 3 8 i. Lab preparation most of what you will see in this lab can be explained simply by the following. The outer electrons are located farthest from nucleus and are. Compare what happens when the rod approaches to what happens when the rod touches the metal bulb.
Physics notes for class 12 electrostatics pdf is considered as one of the most important chapters to be studied for class 12 cbse board examination. A suitable version is sold by the society of physics students in dearborn b6. A screened room is a normal feature of any electrophysiology laboratory, where tiny voltages. Bring the negatively charged rod close to the electroscope bulb without touching it. Static electricity is the result of an imbalance of charge. Its a summary of last lecture and is available on the web. To study charges, the forces they exert on each other, and their flow between materials, both conducting and nonconducting. That explanation will not be repeated here and much of what is learned from that lab is directly applicable to this lab. Spring toy lab pdf 1second pendulum intro lab pdf simple pendulum and gravity lab pdf. Electrostatics electric charge and force physics lab 121a daniella gonzalez tara. You will learn to detect the presence of electric charges and. Written by teachers for teachers and students, the physics classroom provides a wealth of resources that meets the varied needs of both students and teachers. Electrostatics california state university, fullerton.
Electrostatics equipment for demonstrating electric charge. Stick a piece of plastic adhesive tape scotch magic tape works well about 40 cm long onto a table top. These repelling and attracting forces that occur can be found using coulombs law, which is stated as. Electrostatics electricity physics experiments physics. Experiment 16 electrostatics department of physics and. This experiment is intended to give you some experience with, and experimental verification of, some of the basic principles of electrostatics you have been introduced to in lecture. Th is article is at the physics b level, but a brief physics c extension appears at the end.
It is strongly recommended that you use this document only to generate ideas, or as a reference to explain complex physics necessary for completion of your work. Most of the observations in this experiment will be qualitative. For the love of physics walter lewin may 16, 2011 duration. In this lab, we will investigate static electricity and coulombs law. Physics lab report 5 electrostatic force free download as word doc. When the two pith balls are given an electrostatic. However, it should be charged oppositely to the rod. An overview, by hasan fakhruddin, serves as a jumpstart content introduction to electrostatics that will help new teachers come up to speed on the concepts quickly. When you have finished the experiments, you r group will. Marks website for physics, ap physics, and academic decathlon. The electrostatic field to calculate the force exerted by some electric charges, q1, q2, q3. Many of these tests are similar to ones carried out in the eighteenth century.
583 1091 760 347 432 1008 677 891 1207 1124 175 427 974 900 829 218 647 1368 738 1010 496 798 588 1032 835 1459 978 758 95 224 1055 1290 875 184 468 150 179