PY212 Demos - Spring 1998

BU Physics demo room home page

Course schedule:

• section A - TR 2 pm in SCI 115 - Worstell
• section B - TR 5 pm in SCI 115 - Miller

Day 1 - 1-13-98
Section B - Electric Charge

• Rods, fur, and silk 5A10.10
• Rods and pivot 5A20.10
• Can attracted to charged rod 5A40.20
• Deflection of a water stream 5A40.40

Day 2 - 1-15-98

Day 3 - 1-20-98

Day 4 - 1-22-98
A and B - Gauss' law

• Fuzzy fur field tank 5B10.40
• Faraday ice pail 5B20.10

Day 7 - 2-3-98
A and B - Capacitors

• Short a capacitor 5C30.20
• Light a bulb with a capacitor 5C30.30 (Section B)

Day 11 - 2-19-98
B - Magnets and magnetic fields

• Magnet and iron filings 5H10.30
• Big magnet with ball bearings 5H10.34

Day 12 - 2-24-98
B - Magnets and magnetic fields

• Iron filings around a wire 5H15.10
• Solenoid and iron filings 5H15.40
• Parallel wires 5H40.10
• Jumping wire 5H40.30

Day 13 - 2-26-98
B - Force on a charged particle in a magnetic field

• Cathode ray tube 5H30.10

Day 14 - 3-3-98
B - Solenoids; motors

• Solenoid and iron filings 5H15.40
• DC motor 5K40.10

Day 15 - 3-5-98

Day 16 - 3-17-98
B - Faraday's law of induction

• DC motor 5K40.10
• Induction coils with magnet, galvanometer 5K10.20

Day 17 - 3-19-98
B - Lenz's law; eddy currents

• Eddy current pendulum 5K20.10
• Magnet falling in eddy tube 5K20.25

Day 18 - 3-24-98
B - Magnetic materials

• Eddy current pendulum 5K20.10
• Induction coils with galvanometer and iron bars 5K10.20
• Electromagnet 5G20.71
• Meissner effect 5G50.50

Day 19 - 3-26-98
B - Inductors

Day 20 - 3-31-98
B- Non-driven circuits with R, L, and/or C

Day 21 - 4-2-98
B - RLC Circuits

• AC circuit with only an R, only a C, and only an L 5L10.17
• Phase relationships and resonance in an RLC circuit 5L20.19

Day 22 - 4-7-98
B- Polarization and EM Waves

• Polaroids on the overhead 6H10.10
• Three polaroids 6H30.10
• Tesla coil and radio

Day 23 - 4-9-98
B- EM Waves; Refraction

• Tesla coil and radio
• Refraction with a laser 6H20.10

Day 24 - 4-14-98
B- Total internal reflection; spherical mirrors

• Refraction with a laser (+ total internal refection) 6H20.10
• Spherical mirrors

Day 25 - 4-16-98
B- Mirrors

• Spherical mirrors
• Mirage

Day 26 - 4-21-98
B- Geometrical optics

• optical bench with source, convex lens, and screen

Day 27 - 4-23-98
B- Thin-film interference

• Newton's rings 6D30.10
• Soap film interference 6D30.20
• Interference between two glass plates
• Double slit and laser 6D10.10

Day 28 - 4-28-98
B- Interference and diffraction

• Newton's rings 6D30.10
• Interference between two glass plates
• Single slit and laser 6C10.10

Day 29 - 4-30-98
A- Review

• 4 film loops on interference and diffraction in ripple tanks