D+35+14 | YBaCuO pellet with magnet in liquid nitrogen on TV camera. | 2014-04-17 |
D+55+2 | Watt's law: Variable resistor, glow coil, volt and amp meter. | 2014-03-20 |
D+0+12 | Visual charge/discharge of a capacitor through a load. | 2014-04-03 |
D+0+2 | Various capacitors to show. | 2014-03-11 |
D+10+20 | Van de Graaff generator. | 2014-02-11 |
B+25+0 | Transverse wave model, hand-cranked. | 2014-05-01 |
D+10+2 | Transparency: Mapping of an electric field. | 2014-02-13 |
D+30+22 | Torque on coil suspended between two magnets. | 2014-04-08 |
C+55+25 | Stoekle's apparatus: Heated tube with mercury and glass bits. | 2014-01-23 |
D+75+1 | Same as above: Secondary used for spot-welding. | 2014-04-29 |
D+55+18 | Resistor analog: Marbles cascading down pin board. | 2014-03-18 |
D+55+6 | Resistance thermometer: Iron coil in liquid Nitrogen and flame varies current. | 2014-03-20 |
D+0+4 | Parallel plate capacitor with dielectric materials and electroscope. | 2014-03-13 |
C+35+0 | Mechanical equivalent of heat: Aluminum cylinder, crank, rope with 5 kg weight and large LED display. | 2014-01-28 |
D+35+4 | Making small magnets by breaking up a larger magnet. | 2014-04-03 |
D+35+4 | Making small magnets by breaking up a larger magnet. | 2014-04-08 |
D+30+14 | Magnetic field around a solenoid with pivoting probe magnet. | 2014-04-10 |
D+30+14 | Magnetic field around a solenoid with pivoting probe magnet. | 2014-04-15 |
D+30+14 | Magnetic field around a solenoid with pivoting probe magnet. | 2014-04-17 |
B+25+5 | Longitudinal wave model, hand-cranked. | 2014-05-01 |
C+70+32 | LN2 in a model cannon shoots a cork. | 2014-01-30 |
C+65+2 | Light the Match. | 2014-02-04 |
C+65+2 | Light the Match. | 2014-05-01 |
D+15+24 | Levitator: Aluminum dish floats four inches off platform. | 2014-04-24 |
D+55+10 | Large tungsten filament lamp; as it heats, current drops. | 2014-03-18 |
C+50+0 | Java Applet: Gas mixing simulation | 2014-02-06 |
D+30+10 | Iron filings around a high current vertical wire on OHP to show field. | 2014-04-10 |
D+30+10 | Iron filings around a high current vertical wire on OHP to show field. | 2014-04-17 |
D+30+12 | Iron filings around a current carrying coil on OHP to show field. | 2014-04-10 |
C+20+15 | Hot air balloon: Dry cleaner bag over Bunsen burner rises to ceiling. | 2014-02-04 |
D+55+4 | High current melts the fuse wire. | 2014-03-18 |
C+70+6 | Heated horizontal nichrome wire stretches, weight sags. | 2014-01-21 |
D+30+28 | Hall effect: Magnetic field induces a voltage in a neon plasma. | 2014-04-08 |
C+70+0 | Galileo's air thermometer forces liquid down when heated. | 2014-01-21 |
C+80+2 | Freezing liquid Nitrogen. | 2014-01-23 |
D+20+0 | Energy stored in large coil with soft iron core flashes bulb. | 2014-05-01 |
D+0+28 | Energy storage in a commercial capacitor. Loud bang! | 2014-03-13 |
D+15+2 | Elementary generator: Bar moved in magnetic field. | 2014-04-24 |
D+10+0 | Electric fields: Lines of force shown on an OHP. | 2014-02-13 |
D+15+28 | Eddy currents: Neodymium Magnet Drop. | 2014-04-29 |
D+15+4 | Earth inductor: Coil spun in Earth's field makes voltage. | 2014-04-22 |
D+0+16 | Discharging a capacitor through a lamp. | 2014-03-13 |
C+15+0 | Copper/wood cylinder wrapped with paper over bunsen burner. | 2014-02-04 |
C+5+0 | Computer demo: Nesting can calorimeter, runs 3 min. | 2014-01-30 |
C+45+0 | Computer demo: Heat of fusion of tin. | 2014-01-28 |
D+30+8 | Compass needle shows field around a high current wire on bench top. | 2014-04-03 |
D+10+12 | Charge resides on the outside of a conductor. | 2014-02-18 |
D+10+8 | Braun and Leaf electroscopes. | 2014-02-11 |
E+30+10 | Blackboard optics: Light sources with lucite lenses. | 2014-04-17 |
D+15+0 | Bar magnet induces current in a coil, shown on galvanometer. | 2014-04-22 |
D+10+6 | Attraction and repulsion of charged styrofoam balls. | 2014-02-11 |
D+30+16 | Ampere's law: Currents in parallel wires attract or repel. | 2014-04-15 |
D+30+16 | Ampere's law: Currents in parallel wires attract or repel. | 2014-04-17 |
D+15+8 | Alternator: Coil with AC commutator rotates between magnets. | 2014-04-24 |
D+20+4 | AC dimmer: Soft iron core in coil dims lamps. | 2014-04-29 |