F+85+0 | YBaCuO pellet with magnet in liquid nitrogen on TV camera. | 2019-10-04 |
F+85+0 | YBaCuO pellet with magnet in liquid nitrogen on TV camera. | 2019-11-06 |
D+0+2 | Various capacitors to show. | 2019-10-18 |
D+0+2 | Various capacitors to show. | 2019-10-23 |
D+10+20 | Van de Graaff generator. | 2019-10-18 |
D+55+18 | Resistor analog: Marbles cascading down pin board. | 2019-11-01 |
D+55+6 | Resistance thermometer: Iron coil in liquid Nitrogen and flame varies current. | 2019-11-01 |
D+30+28 | Hall effect: Magnetic field induces a voltage in a neon plasma. | 2019-11-14 |
D+30+28 | Hall effect: Magnetic field induces a voltage in a neon plasma. | 2019-11-15 |
D+10+13 | Faraday cage: blocks signal from portable radio | 2019-10-04 |
D+0+28 | Energy storage in a commercial capacitor. Loud bang! | 2019-10-23 |
D+10+0 | Electric fields: Lines of force shown on an OHP. | 2019-10-21 |
D+30+26 | E/M tube: Circular bending of an electron beam in a magnetic field. | 2019-11-15 |
C+45+0 | Computer demo: Heat of fusion of tin. | 2019-09-11 |
C+45+0 | Computer demo: Heat of fusion of tin. | 2019-09-13 |
D+10+12 | Charge resides on the outside of a conductor. | 2019-10-04 |
D+15+0 | Bar magnet induces current in a coil, shown on galvanometer. | 2019-11-25 |
D+30+16 | Ampere's law: Currents in parallel wires attract or repel. | 2019-11-15 |
D+15+8 | Alternator: Coil with AC commutator rotates between magnets. | 2019-11-25 |