D+55+2 | Watt's law: Variable resistor, glow coil, volt and amp meter. | 2022-03-16 |
D+0+12 | Visual charge/discharge of a capacitor through a load. | 2022-03-18 |
D+0+2 | Various capacitors to show. | 2022-03-07 |
D+10+2 | Transparency: Mapping of an electric field. | 2022-02-16 |
D+30+22 | Torque on coil suspended between two magnets. | 2022-03-30 |
D+30+22 | Torque on coil suspended between two magnets. | 2022-04-01 |
D+0+8 | Series capacitor array. | 2022-03-09 |
D+75+1 | Same as above: Secondary used for spot-welding. | 2022-04-18 |
D+55+18 | Resistor analog: Marbles cascading down pin board. | 2022-03-14 |
D+55+0 | Resistance boards: Series, parallel, Wheatstone bridge. | 2022-03-16 |
D+0+4 | Parallel plate capacitor with dielectric materials and electroscope. | 2022-03-09 |
D+0+10 | Parallel capacitors array: A charged capacitor charges the others. | 2022-03-07 |
D+30+14 | Magnetic field around a solenoid with pivoting probe magnet. | 2022-04-04 |
C+65+2 | Light the Match. | 2022-02-02 |
D+55+10 | Large tungsten filament lamp; as it heats, current drops. | 2022-03-16 |
D+15+20 | Jumping rings: High current AC coil causes rings to jump. | 2022-04-18 |
D+30+10 | Iron filings around a high current vertical wire on OHP to show field. | 2022-04-04 |
D+30+12 | Iron filings around a current carrying coil on OHP to show field. | 2022-04-04 |
D+55+4 | High current melts the fuse wire. | 2022-03-14 |
C+20+0 | Heat water in "O" shaped tube adding a dye. | 2022-02-02 |
D+30+28 | Hall effect: Magnetic field induces a voltage in a neon plasma. | 2022-04-01 |
D+30+18 | Force on a current carrying wire in a magnetic field. | 2022-03-28 |
D+10+10 | Faraday's ice pail: Charge induced on the outside of a pail. | 2022-02-25 |
D+0+28 | Energy storage in a commercial capacitor. Loud bang! | 2022-03-11 |
D+15+2 | Elementary generator: Bar moved in magnetic field. | 2022-04-13 |
D+10+0 | Electric fields: Lines of force shown on an OHP. | 2022-02-16 |
D+55+8 | Effect of temperature on current in carbon or tungsten filaments. | 2022-03-14 |
D+15+28 | Eddy currents: Neodymium Magnet Drop. | 2022-04-18 |
D+15+4 | Earth inductor: Coil spun in Earth's field makes voltage. | 2022-04-13 |
D+30+26 | E/M tube: Circular bending of an electron beam in a magnetic field. | 2022-03-28 |
D+75+0 | Demountable transformer with many secondary coils from 10:1 to 1:46. | 2022-04-18 |
D+15+30 | Demonstration of dependence of number of coils on induced flux | 2022-04-18 |
C+15+0 | Copper/wood cylinder wrapped with paper over bunsen burner. | 2022-02-02 |
D+30+8 | Compass needle shows field around a high current wire on bench top. | 2022-03-28 |
D+10+12 | Charge resides on the outside of a conductor. | 2022-02-25 |
C+55+15 | Brownian motion: Smoke particles viewed using TV camera. | 2022-03-14 |
D+15+0 | Bar magnet induces current in a coil, shown on galvanometer. | 2022-04-08 |
D+15+0 | Bar magnet induces current in a coil, shown on galvanometer. | 2022-04-11 |
D+10+6 | Attraction and repulsion of charged styrofoam balls. | 2022-02-09 |
D+30+16 | Ampere's law: Currents in parallel wires attract or repel. | 2022-04-06 |
D+15+8 | Alternator: Coil with AC commutator rotates between magnets. | 2022-04-13 |