Beats- Damped Free Oscillations
Walter Lewin + Follow
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Course Description
In addition to the traditional topics of mechanical vibrations and waves, coupled oscillators, and electro-magnetic radiation, this course also discusses musical instruments, red sunsets, glories, coronae, rainbows, haloes, X-ray binaries, neutron stars, black holes and big-bang cosmology.Lectures
- Musical Instruments, Sound Cavities, and Normal Modes
- Doppler Effect, Sound, EM Radiation, Binary Stars, Neutron Stars, and Black Holes
- Beats- Damped Free Oscillations
- Diffraction, Grating, Pin Holes, and Angular Resolution
- Traveling Waves, Boundary Conditions, Sound Waves, and Energy in Waves
- Accelerated Charges, Poynting Vector, and Power
- Periodic Phenomena
- Huygens' Principle, Interference, and Thin Films
- Coupled Oscillators, Wave Equation, and Transverse Traveling Pulses and Waves
- Electromagnetic Waves, Plane Wave Solutions to Maxwell's Equations, and Polarization
- Exam 2 Review
- Driven Coupled Oscillators and Cramer's Rule
- Dispersion, Phase Velocity, and Group Velocity
- Boundary Conditions for Dielectrics, Index of Refraction, Snell's Law, and Total Internal Reflection
- Coupled Oscillators
- Fourier Analysis, Time Evolution of Pulses on Strings
- Wave Guides: Radiation and Sound
- Forced Oscillation, Power at Resonance, and Transient Phenomena
- Exam 1 Review
- Boundary Conditions at Perfect Conductors, Reflection, and Standing EM Waves
- Forced Oscillations with Damping
- Rainbows, Haloes, Coronae, and Glories

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