Pasco EM-8812 Resistance Apparatus User Manual

®Resistance ApparatusEM-8812Instruction Manual withExperiment Guide andTeachers’ Notes012-09573A

®Resistance Apparatus Experiment 2: Resistance versus Length107. Set up the other galvanometer to measure current (I):a. Use the BNC-to-banana jack ad

®Model No. EM-8812 Experiment 2: Resistance versus Length11How to Measure ResistanceIn this experiment, you will make several resistance measurements

®Resistance Apparatus Experiment 3: Voltage versus Length12Experiment 3: Voltage versus LengthTheoryThe resistance (R) of a wire depends on its dimens

®Model No. EM-8812 Experiment 3: Voltage versus Length137. Set up DataStudio (or the GLX) in Manual Sampling mode to graph V (measured by the galvano

®Resistance Apparatus Experiment 3: Voltage versus Length14DataStudio1. Click the Setup button (near the top of the screen) to open the Experiment Set

®Model No. EM-8812 Teachers’ Notes and Typical Data15Teachers’ Notes and Typical DataExperiment 1: Exploratory Study of ResistancePart A The relatio

®Resistance Apparatus Teachers’ Notes and Typical Data16Part DThis table shows data for wires of other materials with =24 cm.Experiment 2: Resistance

®Model No. EM-8812 Teachers’ Notes and Typical Data17The following refinements to the experiment setup can be used to improve the data and make the

®Resistance Apparatus Technical Support18Technical SupportFor assistance with any PASCO product, contact PASCO at:Limited WarrantyFor a description o

Resistance Apparatus Table of ContentsContentsIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Resistance ApparatusEM-8812®3IntroductionIn the Resistance Apparatus, a current is established in a wire of known diameter, and the voltage drop acros

®Resistance Apparatus Wires4WiresThe set of wires included with the apparatus contains two of each sample. Place one of each sample in the storage tr

®Model No. EM-8812 Apparatus Setup522RESISTRESISTANCE ANCE APPAPPARAARATUSTUS04 24123 567 98 101112131415161718192021 23cmTo voltmeter or galvanomet

®Resistance Apparatus Measurement Procedure6Measurement Procedure1. Turn on the power supply and adjust the applied voltage to established the desire

®Model No. EM-8812 Experiment 1: Exploratory Study of Resistance7Experiment 1: Exploratory Study of ResistanceTheoryOhm’s Law describes the relations

®Resistance Apparatus Experiment 1: Exploratory Study of Resistance8Part B: Resistance Versus DiameterRepeat step 1 above for the other diameters* of

®Model No. EM-8812 Experiment 2: Resistance versus Length9Experiment 2: Resistance versus LengthTheoryIf a current (I) is flowing through a wire, the