Jul 16, 20 a quick video looking at how to read oscilloscopes and among other things how to find frequency from the oscilloscope trace. Physics igcse 2012 exam revision notes by samuel lees and adrian guillot 1. Time allowed 1 hour instructions use black ink or black ballpoint pen. Determine the speed of sound in air using a 2beam oscilloscope, signal generator, speaker and microphone objective. The diagram shows the trace produced by an alternating current a. The longitudinal sound waves are converted to transverse.
P5 homework booklet 6473 use gcse physics book pages. This booklet will be the equivalent of 2 set homework tasks and will be handed in on the due date. Course i laboratory practicals part ii uct physics department. Gcse physics specification mppemock papers, past papers. These diagrams show oscilloscope traces of three sounds. Gcse physics for certification june 2014 onwards version 1. Learn about the meanings of electrical symbols and properties of electrical circuits with bbc bitesize gcse physics. Primer xyzs of oscilloscopes university of colorado boulder. Xyzs of oscilloscopes pdf 64p this book provides a solid understanding of oscilloscope basics.
After completing this experiment, you will be able to use the oscilloscope to measure unknown. Jul 03, 2017 gcse science physics 91 dc and ac supply. Oscilloscopes enable scientists, engineers, technicians, educators and others to see events that change over time. Isaac physics a project designed to offer support and activities in physics problem solving to teachers and students from gcse level through to university. Ac and dc electrical circuits, ac and dc gcse physics. The diagram shows the traces produced on an oscilloscope when it is connected. If you fail to complete this booklet or you lose the booklet you will be expected to complete a 30minute. Phys 112 the oscilloscope 3 the vertical system accepts input signals and develops appropriate deflection voltages for the crt. Show clearly how you work out your answer and give the unit. First we explore what is meant by these two types of current and then we look at how to use an oscilloscope trace to determine the features of an ac. Energy, vibrating particles, and other invisible forces are everywhere in our physical universe. Aqa p2 electricity gcse physics 10 lesson plans and powerpoints. An oscilloscope is a machine that shows the wave shape of an electrical signal.
If you have any improvements or comments please let me know so i. Users may need to adapt the risk assessment information to local circumstances. Sensors can convert these forces into electrical signals that. Examine seismographic traces of recent earthquakes. Gcse additional sciencephysics question paper unit 02 physics june. Gcse science physics aqa p2 ac dc and the national grid. Student book edexcel international gcse 91 physics. If a microphone is connected to an oscilloscope, the sound received by the microphone is transferred electrically and the oscilloscope trace can be used to compare frequency pitch and amplitude loudness. The basic procedure for testing an electronic circuit with an oscilloscope is to attach the ground connector of the scopes test lead to a ground point in the circuit, and then touch the tip of the probe to the point in the circuit that you want to test. Tes global ltd is registered in england company no 02017289 with its registered office at 26 red lion square london wc1r 4hq. Figure 2 shows the oscilloscope trace of the signal from the.
Oscilloscopes the two controls on an oscilloscope we are interested in are. Safety in the science lesson this book is a textbook, not a laboratory or practical manual. You are expected to attempt all questions in the booklet. The oscilloscope controls are at the same settings for both traces. Figure 1 figure 2 shows the trace produced by the sound wave on the cro. They first adjust the signal generator so that sound is emitted from the loudspeaker. An oscilloscope is connected to an alternating current a.
To the psychology aa students a level aqa as physics book 6. Oscilloscopes are indispensable tools for anyone designing, manufacturing or repairing electronic equipment. Cross through any work you do not want to be marked. In todays fastpaced world, engineers need the best tools available to. Some introductory exercises for students in the advanced labs introduction so many of the experiments in the advanced labs make use of oscilloscopes and function generators that it is useful to learn their general operation. Measure waves using oscilloscopes to see analogue and digital signals. Oct 03, 2017 this website and its content is subject to our terms and conditions. Oscilloscopes and sound sound gcse physics single science. A quick video looking at how to read oscilloscopes and among other things how to find frequency from the oscilloscope trace. Copy an oscilloscope is a type of electronic test instrument that graphically displays varying signal voltages.
Edexcel international gcse physics student book sample chapter. When reading the oscilloscope you need to think about how to define where the origin 0,0 lies on the screen. The first figure or page number always refers to the gcse physics book. Aqa gcse biology student book 97814718539 early 2016. Nov, 2011 students use the graphs to complete traces for loud, quiet, high and low sounds. Phy 124 the oscilloscope stony brook physics laboratory.
Input connected to ground zero volts and timebase switched off, oscilloscope trace is a spot in the middle of the screen. The water tank is 10 m long, the distance between the reflecting prisms is 17. Figure 2 a second note, of different wavelength, was played on the keyboard. Experiment 7 ac voltages, frequency and the use of the oscilloscope objective. Electricity cathode ray oscilloscope alevel physics tutor. Additional science ph2fp f gcse and alevel revision. The diagrams show graphical representations of sound waves as seen on an oscilloscope screen. Aqa alevel physics electricity show 10 more do exam boards have to test every part of a specification. Gcse additional science physics foundation tier unit physics p2 friday 17 june 2016 morning time allowed. Figure 2 5 v 0 v one vertical division on the oscilloscope screen represents 5 volts. These are some notes and pictures ive put together and collected on using an oscilloscope for as level physics. Using an oscilloscope to investigate a changing potential difference gcse keywords. Physics igcse 2012 exam revision notes by samuel lees and adrian guillot.
Learn vocabulary, terms, and more with flashcards, games, and other study tools. Experiment 7 ac voltages, frequency and the use of the. On the graphs youve drawn previously the origin has obviously been where your two axes intersect, but with the oscilloscope the position of a trace on the screen can be adjusted and the zero point of a particular variable needs to be defined. Because this is a twochannel scope there are two identical sets of vertical controls, one for each trace. Gcse physics b provides distinctive and relevant experience for students. An oscilloscope can be used to determine the frequency of a sound wave.
Additional science ph2fp unit physics p2 physics unit physics p2 thursday 23 may 20 9. Each horizontal division on the oscilloscope screen represents 0. The cathode ray oscilloscope consists of three main elements. Pearson edexcel international gcse 91 friday 14 june 2019. Free oscilloscopes books download ebooks online textbooks. When connected to a microphone they can show the wave shapes of sounds. Oscilloscope, trace, voltsperdivision, alternating current, ac, direct current, dc course overview. The diagram shows the trace produced on the oscilloscope screen. The following student books have been selected for aqas official approval process.
Physics challenge 2015 page of 14 the student uses the same detectors and the settings on the oscilloscope remain unchanged. Why choose an ocr gcse 91 in physics a gateway science 1. Xyzs of oscilloscopes the oscilloscope is an essential tool if you plan to design or repair electronic equipment. Figure 2 shows the oscilloscope trace an alternating current a.
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