D+0+2 | Various capacitors to show. | 2014-10-17 |
D+10+20 | Van de Graaff generator. | 2014-10-22 |
D+10+20 | Van de Graaff generator. | 2014-09-26 |
D+30+22 | Torque on coil suspended between two magnets. | 2014-11-05 |
D+30+22 | Torque on coil suspended between two magnets. | 2014-11-07 |
D+5+12 | Seibt effect: Wire wound glass tube with 510 transmitter. | 2014-12-03 |
D+55+18 | Resistor analog: Marbles cascading down pin board. | 2014-10-29 |
D+55+6 | Resistance thermometer: Iron coil in liquid Nitrogen and flame varies current. | 2014-10-24 |
D+55+6 | Resistance thermometer: Iron coil in liquid Nitrogen and flame varies current. | 2014-10-27 |
D+55+0 | Resistance boards: Series, parallel, Wheatstone bridge. | 2014-10-29 |
D+5+32 | Plexiglas model of electromagnetic wave. | 2014-12-05 |
D+0+4 | Parallel plate capacitor with dielectric materials and electroscope. | 2014-10-22 |
C+22+15 | Operating Sterling cycle engine, hot water powered. | 2014-09-19 |
C+55+10 | Mechanical model of a gas: Vibrating balls strike piston on OHP. | 2014-09-05 |
D+20+2 | LR time constant: Square wave drives series LR on oscilloscope. | 2014-11-26 |
C+70+32 | LN2 in a model cannon shoots a cork. | 2014-09-10 |
C+70+32 | LN2 in a model cannon shoots a cork. | 2014-09-12 |
D+35+12 | Linear motor: An iron core jumps into a solenoid. | 2014-11-12 |
D+15+24 | Levitator: Aluminum dish floats four inches off platform. | 2014-11-24 |
D+55+10 | Large tungsten filament lamp; as it heats, current drops. | 2014-10-27 |
D+15+20 | Jumping rings: High current AC coil causes rings to jump. | 2014-11-19 |
D+15+20 | Jumping rings: High current AC coil causes rings to jump. | 2014-11-24 |
D+30+10 | Iron filings around a high current vertical wire on OHP to show field. | 2014-11-07 |
D+30+10 | Iron filings around a high current vertical wire on OHP to show field. | 2014-11-10 |
D+30+12 | Iron filings around a current carrying coil on OHP to show field. | 2014-11-14 |
D+30+6 | Iron filings and permanent magnets to show field on an OHP. | 2014-11-03 |
C+70+20 | Ice bomb: Iron sphere ruptured by freezing water. | 2014-09-10 |
C+60+0 | Hydraulic pump liquifies CO2 gas in glass column. | 2014-09-08 |
D+55+4 | High current melts the fuse wire. | 2014-10-24 |
C+55+5 | Hexstat probability device. | 2014-09-08 |
C+70+22 | Heating a rubber band: negative coefficient of thermal expansion | 2014-09-03 |
C+70+10 | Heated steel rod expands, raises pointer,breaks pin on cooling. | 2014-09-03 |
D+30+28 | Hall effect: Magnetic field induces a voltage in a neon plasma. | 2014-11-07 |
D+15+6 | Generator: Coil with DC commutator rotates between magnets. | 2014-11-19 |
D+30+18 | Force on a current carrying wire in a magnetic field. | 2014-11-05 |
C+70+55 | Fire syringe: paper is ignited in a cylinder with a piston. | 2014-09-05 |
C+70+55 | Fire syringe: paper is ignited in a cylinder with a piston. | 2014-09-08 |
D+10+10 | Faraday's ice pail: Charge induced on the outside of a pail. | 2014-10-01 |
D+10+10 | Faraday's ice pail: Charge induced on the outside of a pail. | 2014-10-06 |
D+10+10 | Faraday's ice pail: Charge induced on the outside of a pail. | 2014-09-29 |
D+20+0 | Energy stored in large coil with soft iron core flashes bulb. | 2014-11-24 |
D+20+0 | Energy stored in large coil with soft iron core flashes bulb. | 2014-11-26 |
D+0+28 | Energy storage in a commercial capacitor. Loud bang! | 2014-10-17 |
D+30+25 | Elementary motor: De La Rive Tube. | 2014-11-07 |
D+15+2 | Elementary generator: Bar moved in magnetic field. | 2014-11-17 |
D+15+2 | Elementary generator: Bar moved in magnetic field. | 2014-11-19 |
D+10+0 | Electric fields: Lines of force shown on an OHP. | 2014-09-24 |
D+10+0 | Electric fields: Lines of force shown on an OHP. | 2014-09-26 |
D+0+22 | Effects of changing a D.C. voltage in a series RC circuit. | 2014-10-31 |
D+15+14 | Eddy currents: Copper disk rotates over a spinning bar magnet. | 2014-11-24 |
D+30+26 | E/M tube: Circular bending of an electron beam in a magnetic field. | 2014-11-03 |
C+50+30 | Drum in glycerine rotates to smear line of dye into a plane and back. | 2014-09-19 |
C+50+30 | Drum in glycerine rotates to smear line of dye into a plane and back. | 2014-09-22 |
C+55+35 | Diffusion of Ammonia and HCl. | 2014-09-10 |
D+15+16 | Damped pendulum: Swinging metal disks damped in magnetic field. | 2014-11-19 |
C+15+0 | Copper/wood cylinder wrapped with paper over bunsen burner. | 2014-09-15 |
C+15+0 | Copper/wood cylinder wrapped with paper over bunsen burner. | 2014-09-17 |
D+10+12 | Charge resides on the outside of a conductor. | 2014-09-29 |
D+10+12 | Charge resides on the outside of a conductor. | 2014-10-01 |
D+10+12 | Charge resides on the outside of a conductor. | 2014-10-06 |
D+10+12 | Charge resides on the outside of a conductor. | 2014-10-08 |
D+0+6 | Capacitor doorbell driven by Van de Graaff generator. | 2014-10-08 |
D+0+6 | Capacitor doorbell driven by Van de Graaff generator. | 2014-10-10 |
C+55+15 | Brownian motion: Smoke particles viewed using TV camera. | 2014-09-03 |
D+10+8 | Braun and Leaf electroscopes. | 2014-09-22 |
D+10+8 | Braun and Leaf electroscopes. | 2014-09-24 |
C+15+1 | Boiling water in paper cup; cup does not burn. | 2014-09-15 |
C+50+5 | Black balls and white balls in a box are shaken. | 2014-09-19 |
C+70+35 | Bimetallic strip: Brass/invar strip curves when heated. | 2014-09-03 |
C+40+0 | Ball race: Five different balls heated and placed on paraffin sheet. | 2014-09-10 |
C+40+0 | Ball race: Five different balls heated and placed on paraffin sheet. | 2014-09-12 |
D+0+0 | Attraction between horizontal plates of a charged capacitor. | 2014-10-22 |
D+30+16 | Ampere's law: Currents in parallel wires attract or repel. | 2014-11-07 |
D+30+16 | Ampere's law: Currents in parallel wires attract or repel. | 2014-11-10 |
D+20+4 | AC dimmer: Soft iron core in coil dims lamps. | 2014-11-26 |
D+5+10 | 85 MHz radio transmitter, with indicating lamp on dipole antenna. | 2014-12-03 |
D+5+10 | 85 MHz radio transmitter, with indicating lamp on dipole antenna. | 2014-12-04 |
D+5+10 | 85 MHz radio transmitter, with indicating lamp on dipole antenna. | 2014-12-05 |