PY106 pre-class video for session 32 - Refraction
PY105 pre-class video for session 32 - Simple harmonic motion 1
PY106 pre-class video for session 33 - Image formation by lenses
PY106 pre-class video for session 36 - Diffraction
PY106 pre-class video for session 5 - Electric potential energy
PY106 pre-class video for session 34 - The human eye and the camera
PY106 pre-class video for session 24 - The Doppler effect
PY106 pre-class video for session 4 - More electric field
PY106 pre-class video for session 3 - The electric field
PY106 pre-class video for session 28 - Polarized light
PY106 pre-class video for session 8 - Capacitors
PY106 pre-class video for session 19 - Lenz's law, and a pictorial approach
PY106 pre-class video for session 27 - Radiation pressure
PY106 pre-class video for session 6 - Electric potential
PY106 pre-class video for session 43 - Radioactivity
PY106 pre-class video for session 9 - Current, batteries, and resistance
PY106 pre-class video for session 22 - Electric generators
PY105 pre-class video for session 20 - energy conservation
PY106 pre-class video for session 26 - Standing waves
PY105 pre-class video for session 10 - friction
