D+5+30 | Wall chart of electromagnetic spectrum. | 2017-10-17 |
D+0+12 | Visual charge/discharge of a capacitor through a load. | 2017-09-21 |
D+30+24 | Vacuum tube with screen shows cathode rays bent with a magnet. | 2017-09-21 |
F+15+0 | UV light hits charged zinc plate and discharges electroscope. | 2017-11-14 |
E+60+5 | Total internal reflection/critical angle: Nakamura water tank. | 2017-10-19 |
E+60+5 | Total internal reflection/critical angle: Nakamura water tank. | 2017-10-24 |
B+25+30 | Torsional wave device, large or small. | 2017-11-07 |
D+30+22 | Torque on coil suspended between two magnets. | 2017-10-03 |
D+55+18 | Resistor analog: Marbles cascading down pin board. | 2017-09-14 |
D+55+0 | Resistance boards: Series, parallel, Wheatstone bridge. | 2017-09-19 |
E+50+20 | Refraction of white light by prism using arc lamp. | 2017-10-24 |
E+40+30 | Reflections from concave and convex mirrors with lighted arrow. | 2017-10-26 |
E+30+15 | Real images: Lighted arrow image and various lenses. | 2017-10-31 |
D+5+32 | Plexiglas model of electromagnetic wave. | 2017-10-17 |
E+40+10 | Phantom lightbulb: Image in a plane mirror. | 2017-10-26 |
D+35+9 | Para and diamagnetic materials in magnetic field with OHP. | 2017-10-12 |
D+15+1 | Oscillating magnets in coupled coils | 2017-10-12 |
E+25+42 | Oil film interference on water. | 2017-11-07 |
E+25+30 | Newton's rings by transmission or reflection on arc bench. | 2017-11-07 |
E+30+65 | Model of the eye, with near/far sight lenses, using arc lamp. | 2017-10-31 |
E+15+10 | Mercury spectrum using slit and grating, includes UV lines. | 2017-11-16 |
D+35+12 | Linear motor: An iron core jumps into a solenoid. | 2017-10-12 |
D+15+24 | Levitator: Aluminum dish floats four inches off platform. | 2017-10-10 |
E+25+15 | Laser beam through various slit and grating combinations. | 2017-11-07 |
D+55+10 | Large tungsten filament lamp; as it heats, current drops. | 2017-09-19 |
D+15+20 | Jumping rings: High current AC coil causes rings to jump. | 2017-10-10 |
D+30+10 | Iron filings around a high current vertical wire on OHP to show field. | 2017-09-28 |
D+30+12 | Iron filings around a current carrying coil on OHP to show field. | 2017-09-26 |
D+30+6 | Iron filings and permanent magnets to show field on an OHP. | 2017-09-26 |
D+55+4 | High current melts the fuse wire. | 2017-09-21 |
D+0+5 | Force on a dielectric in a capacitor | 2017-09-14 |
D+30+18 | Force on a current carrying wire in a magnetic field. | 2017-09-26 |
D+30+18 | Force on a current carrying wire in a magnetic field. | 2017-09-28 |
D+10+10 | Faraday's ice pail: Charge induced on the outside of a pail. | 2017-08-31 |
D+0+28 | Energy storage in a commercial capacitor. Loud bang! | 2017-09-14 |
D+15+2 | Elementary generator: Bar moved in magnetic field. | 2017-10-05 |
D+10+0 | Electric fields: Lines of force shown on an OHP. | 2017-08-29 |
D+15+28 | Eddy currents: Neodymium Magnet Drop. | 2017-10-10 |
E+15+20 | Diffraction patterns of various gratings using He-Ne laser. | 2017-11-09 |
D+15+16 | Damped pendulum: Swinging metal disks damped in magnetic field. | 2017-10-05 |
E+45+25 | Commercial Polaroid filters on an OHP. | 2017-10-19 |
D+10+12 | Charge resides on the outside of a conductor. | 2017-09-05 |
D+0+6 | Capacitor doorbell driven by Van de Graaff generator. | 2017-08-24 |
E+30+10 | Blackboard optics: Light sources with lucite lenses. | 2017-10-31 |
D+15+0 | Bar magnet induces current in a coil, shown on galvanometer. | 2017-10-05 |
D+10+6 | Attraction and repulsion of charged styrofoam balls. | 2017-08-24 |
E+30+45 | Astronomical telescope: Using objective and eyepiece lenses. | 2017-11-02 |
D+30+16 | Ampere's law: Currents in parallel wires attract or repel. | 2017-09-28 |
D+30+16 | Ampere's law: Currents in parallel wires attract or repel. | 2017-10-03 |
E+10+10 | Airy's disk: Pinhole diffraction using laser beam. | 2017-11-09 |