Topic — Propagation of disturbances and wave phenomena.
Featured in chapters
16
Linked atoms
60 linked atoms.
16 Waves
- Amplitude in time and space
- Harmonics of a closed pipe
- Beats
- Beats of two close frequencies
- Piano string and timbre
- What a wave carries (the leaf)
- Rayleigh criterion and resolving power
- From velocity to tension
- Single-slit diffraction
- Doppler effect of an ambulance
- Doppler effect
- Worked exercise — The cyclist and the acoustic mirror
- Science-fiction physics: sound ten times faster
- Fundamental and harmonics of a string
- Harmonic wave function
- The medium does not move, the disturbance does
- The light ray
- Intensity of a 3 kW light bulb
- Intensity and distance from the source
- Constructive and destructive interference
- Double-slit interference (Young)
- Interference of two identical waves
- The voice in the shower
- Wavelength of A4
- Wavelengths of three notes
- Newton versus Huygens: waves or particles?
- Longitudinal versus transverse waves
- Mechanical waves: definitions
- Standing waves
- Waves: same object, a thousand disguises
- Superposition principle
- Problem — Dimensional analysis of velocity on a string
- Problem — Maximum distance of a thunderclap
- Problem — Doppler effect of an approaching ambulance
- Problem — Doppler effect of a receding police car
- Problem — Doppler radar and the car’s speed
- Problem — Ultrasound wavelength in echography
- Problem — Fundamental and third harmonic of a string
- Problem — The remote control and the sheet of paper
- Problem — Reading lambda and T from a wave graph
- Problem — Wavelength at 440 Hz
- Problem — Wavelength on a string
- Problem — Why distant sounds are heard at night
- Problem — Why thunder arrives after lightning
- Problem — Acoustic power of a conversation
- Problem — Ranking the powers of four waves
- Problem — Ranking wavelengths in different media
- Problem — Identifying the third normal mode
- Problem — Approaching siren (1 kHz)
- Problem — Speed of a sound wave
- Problem — True or false on waves and Doppler effect
- Problem — True or false on waves
- Diffraction grating
- Challenge — E2 on a guitar string
- Fermi estimate: lightning and thunder
- Fermi estimate: microphone feedback squeal
- Speed of sound in three media
- Propagation velocity
- Velocity on a violin string