• Physics248Demonstrations

Physics 248 Lecture Demonstrations

Lecture 1: Montaruli

• Oscillations: Chapter 14

• Projected circular motion

Lecture 2: Montaruli

• Waves: Chapter 15-16

• Longitudinal and transverse waves
• Driven spring with mechanical vibrator
• Resonant Tuning fork Set-up

Lecture 3: Montaruli

• Superposition of waves and Beats. Start Light interference: Chapter 16-33

• Ropes for reflection (fixed and free)
• Beats with tuning forks
• Beats with organ pipes

Lecture 4: Montaruli

• Chapter 33 More on interference and Thin film interference

• Double-slit interference with light
• Laser pointer interference
• Soap bubble interference (colors)
• Newton Rings

Lecture 5: Montaruli Diffraction Chapter 33

• Single slit diffraction with light

• Diffraction gratings

Lecture 6: Montaruli

• Wave – Particle, photoelectric effect, Light quantization T&L Ch 5

• Diffraction of electrons
• Photoelectric effect

Lecture 7: Montaruli

• Wave – Particle, photoelectric effect, Light quantization T&L Ch 5

• Beat Frequencies with 2 function generators and Scope to show wave packets

I do not think we can have many demos before Electrostatics

For my feature lectures;

Lecture 12: Montaruli

• Feb 16 Charges, conductors & insulators T&M Ch 21

• rods+stirrup+fur
• electroscope
• Franklin doorbells (charge with rods/fur)
• Two Pith balls
• Electrophorus

Lecture 13: Montaruli

• Feb 18 Electric Fields T&M Ch 22

• Large Tesla Coil to jump spark to wall
• Electric wind to blow out candle
• Toepler-Holtz

Lecture 14: Montaruli

• Feb 20 Electric flux& Gauss' law

• Charge distribution with brass teardrop, electrometer, Faraday ice pail
• Gauss’ law
• Cavendish spheres (Lab style setup)

Demonstrations

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