From this page you can view demos for Electricity and Magnetism classes.
This page contains all the Electricity/Magnetism demos. To navigate to a specific category of these demos, use the menu on the left. To view a demo, click on either the image or the number/name.
|5A10.20 - Electrophorus||Demonstrates charging by induction.|
|5A20.10 Rods and Pivot||This demonstration shows how with a charged rod on a pivot, one can use another of the same or opposite charge to show attraction or repulsion.|
|5A20.20 - Pith Balls||Show attraction and repulsion of charges, Polarization and Coulomb's law.
|5A22.10 - Braun Electroscope||Demonstrate charging by induction and attraction and repulsion of charges.|
|5A22.30 - Gold Leaf Electroscope||Show the presence of charge.|
|5A30.10 - Wire vs. String||Shows the difference between a conductor and an insulator.
|5A40.20 - Attracted Soda Can||Polarize a metal soda can with a charged rod.
|5A40.23 - Blow Soap Bubbles at Van de Graff||Polarization of soap bubbles.|
|5A40.30 - Charged Rod Deflects 4x6||Use polarization to move a 4x6 piece of wood.|
|5A40.40 - Deflection of a Stream of Water||This demonstration shows that a charged rod can deflect a stream of water.
|5A50.10 - Wimshurst Machine||This machine is used to create electric charge and store it in capacitors (Leyden jars). When the ...|
|5A50.30 - Van de Graff Generator||This is a high voltage Van de Graff generator (~400,000V) used for many electricity demos. If ...|
|5B10.10 - Hair on End||This demonstration illustrates the buildup of charge on someone's hair.
|5B10.15 - Van de Graff Streamers||Place the streamers on the Van de Graff machine. As the streamers get charged, they will follow the electric field lines.
|5B10.25 - Styrofoam Peanuts on Van de Graff Gen.||This demo shows the buildup of charge on Styrofoam peanuts by the Van de Graff generator.
|5B10.30 - Franklin's Bell (Electric Chimes)||A conductive ball is suspended between two vertical parallel plates connected to the Wimshurst machine. The ...|
|5B10.40 - Electric Field Lines on Overhead||This demonstration visually shows the electric field lines using the overhead projector.
|5B10.51 - Mapping Equipotential Lines||This demonstration uses a voltage probe to view equipotential voltage lines. Designed to be used on the overhead projector.
|5B20.10 - Surface Charge||This demo shows that charge on a solid conductor resides entirely on the outer surface. This ...|
|5B20.35 - Faraday Cage||Radio waves, being electromagnetic in nature, do not penetrate the metal cage because ...|
|5B30.35 - Point and Ball w/ Van de Graff||This demonstration illustrates how a lightning rod works (as well as any sharp point).
|5B30.50 - Electric Pinwheel||This demonstration shows that a pinwheel on a Van de Graff generator will spin.
|5C10.20 - Parallel Plate Capacitor||This demo uses a large parallel plate capacitor to show that the capacitance varies when the air gap size is changed.
|5C20.10 - Capacitor with Dielectrics||This demo illustrates the effects of a dielectric on a capacitor.
|5C30.20 - Short a Capacitor||This demo shows what happens when you short a large capacitor.
|5C30.30 - Light the Bulb||This demo shows what happens when you short a large capacitor.
|5D10.40 - Resistance Model||This is a visual model of resistance on a microscopic scale. When the lead ball hits a nail, this represents ...|
|5D20.10 - Wire Coil in LN2||A wire coil is connected in series to a battery and light. When the wire coil is put in the Liquid ...|
|5D20.20 - Wire Coil in Flame||A wire coil is connected in series to a battery and light bulb. When the wire coil is heated up in the ...|
|5D40.10, 5K30.50 - Jacob's Ladder||The Jacob's Ladder uses AC voltage with a transformer made of two wire coils in such a way ...
|5E20.12 - Electrolysis of Water||This demonstration shows how an electric current is produced from separating Hydrogen from water.|
|5E40.20 - Voltaic Cell||A voltaic cell is made with copper and zinc electrodes in salt water.
|5E40.25 - Fruit and Vegetable Battery||This demonstration uses the energy of two fruit to power a clock.
|5E50.65 - Thermoelectric Fan (Peltier)||By keeping the plates of a peltier at different temperatures, a current is produced to run the fan.
|5F10.15 - Water Analog (voltage drop and current)||This is a visual model of a voltage drop and the current. You may adjust the height of the water ...|
|5F15.32 - Vaporize a Wire||Short a car battery with a wire to burn it. The car battery is able to supply over 100amps of current for a short time.
|5F20.50 - Series and Parallel Lights||This configuration shows a set of series and a set of parallel lights connected to AC voltage. ...|
|5F20.50-Parallel Lights with Multimeter||This demo shows a set of parallel lights connected to AC voltage. This can show the voltage and current flowing through the lightbulbs with different sized batteries.|
|5F30.20 - Charge and Discharge an RC Circuit||Use the oscilloscope to show V(t) for a capacitor charging and discharging in an RC circuit.
|5G20.10-Barkhausen Effect||A soft iron and hard steel cores are placed in a small coil attached to an audio amplifier and the assembly is inserted into a magnetic field.|
|5G20.30 - Magnetic Domains (Array of Arrows)||This demo shows the magnetic field lines of a magnet on the overhead projector.
|5G20.70 - Small Electromargnet||This demonstration uses a small electromagnet connected to a 9V battery to pick up the ...|
|5G20.71 - Electromagnet||This demonstration illustrates the pieces that make up a simple electromagnet.
|5G30.20 - Paramagnetism of Liquid Oxygen||Using a high power magnet, you can show the paramagnetism of liquid oxygen In general ...|
|5G50.10 - Curie Point||A ball of iron is attached to a magnet. Heat the iron near the magnet and it should fall after a few seconds.
|5G50.50 - Meissner Effect||Cool a superconductor with liquid nitrogen and a small magnet floats on it due to magnet repulsion.
|5H10.30 - Magnetic Field Lines (Iron Filings)||This demo shows the magnetic field lines of a magnet on the overhead projector.
|5H15.10 - Iron Filings Around a Wire||Iron filings are sprinkled around a vertical wire running through plexiglass. The iron filings ...|
|5H15.40 - Iron Filings Around a Solenoid||A solenoid is wound through a peice of plexiglass for use with iron filings on the ...|
|5H20.10 - Magnets on a Pivot||This demonstration shows that a magnet on a pivot will move in response to another ...|
|5H30.10 - Magnet and TV||This demonstration shows what happens when you bring a magnet near a CRT. The magnet ...|
|5H30.15 - Bending an Electron Beam||This demonstration shows that a magnetic field can deflect a beam of moving electrons.
|5H30.22 - Magnetic Deflection of Cathode Ray (E/M Tube)||A beam of electrons is propelled vertically. When a current is sent through the Helmholtz coils, a ...|
|5H40.10 - Parallel Wires (Pinching Wires)||This demonstration shows the interaction of current passing through parallel wires. The wires ...|
|5H40.30 - Jumping Wire||This demonstration shows the interaction between the moving current in a wire in the presence of a magnetic field.
|5H40.71 - Rolling Rod (Ampere's Motor)||This demonstration visually shows the interaction between a magnetic field and a current carrying rod.
|5H50.20 - Force on a Current Loop||This demonstration shows the force on a current carrying wire loop in a magnetic field.
|5J10.20 - Inductance Spark (back EMF)||This demonstration shows that the current stored in an inductor will take the path of least ...|
|5J30.10 - RLC Ringing (LCR Trombone)||The point of this demo is to show that an LCR (inductor-capacitor-resistor) circuit is a ...|
|5K10.20 - Induction Coil with Magnet and Galvanometer||This demo shows that a moving magnetic field induces a current in a coil of wire, which can be ...|
|5K10.27 - Faraday's Flashlight||This is a "Faraday's Flashlight" as seen on TV. A magnet moves up and down inside a coil of ...|
|5K20.10 - Eddy Current Pendulum||This demonstration shows the dampening force of a magnet on different discs. A pendulum is made to ...|
|5K20.20 - Eddy Currents in a Paddle||When the conductive paddle is moved in the magnetic field, induced current loops (eddy ...|
|5K20.25 - Magnets and Eddy Tubes||This demonstration shows the difference eddy currents have on a falling magnet in a tube ...|
|5K20.30 - Jumping Ring||This demo shows how an aluminum ring can float around a vertical inductor. If enough current is ...|
|5K30.20 - Transformers||By coupling two coils to each other a transformer is created.
Connect the primary to ...
|5K40.10 - DC Motor||This demonstration visually shows the interaction between magnets and coils when a current is sent through the coils.
|5K40.80 - Hand Crank Generator||This demo shows a hand crank generator used to light up a bulb.|
|5L10.10 - Variable Inductance (Dimmer)||This demonstration shows that a variable inductor connected in series with a light bulb will dim as the inductance is increased.
|5L30.36 - High/Low Pass Filter||This demonstration allows students to see the effects an inductor and capacitor have on an AC source.
|5N10.90 - EM Wave Production (Mad Scientist Radio)||An electrostatic generator creates EM waves that can be viewed on the oscilloscope.
|5N20.10 - Induction Coil||This is a very old tesla coil.
|5N20.25 - Hand Held Tesla Coil||This is a portable tesla coil. Can be used as any other tesla coil.
|5N20.40 - Tesla Coil|
5N20.50 - TC and Fluorescent Light
5N20.55 - Electrodeless Discharge
5N20.60 - TC and Skin Effect
|This demo uses a tesla coil to illuminate a fluorescent light bulb The high frequency and high ...|
|5N20.45 - Tesla Coil (Large)||This demo uses a larger tesla coil to illuminate a fluorescent light bulb The high frequency and high ...|