Constructive and Destructive interference | Physics | Khan Academy

Lecture 5 of 24 in Physics (Khan Academy) by Khan Academy Physics. 14 min. Watch on YouTube

Course: Physics (Khan Academy) (Physics). Covers: kinematics forces energy momentum electricity.

All lectures in Physics (Khan Academy)

  1. Introduction to waves | Mechanical waves and sound | Physics | Khan Academy · 13 min
  2. Amplitude, period, frequency and wavelength of periodic waves | Physics | Khan Academy · 14 min
  3. The equation of a wave | Physics | Khan Academy · 15 min
  4. Wave interference | Mechanical waves and sound | Physics | Khan Academy · 7 min
  5. Constructive and Destructive interference | Physics | Khan Academy · 14 min
  6. Standing waves on strings | Physics | Khan Academy · 13 min
  7. Production of sound | Mechanical waves and sound | Physics | Khan Academy · 4 min
  8. Sound Properties (Amplitude, Period, Frequency, Wavelength) | Physics | Khan Academy · 5 min
  9. Speed of Sound | Mechanical waves and sound | Physics | Khan Academy · 4 min
  10. Relative speed of sound in solids, liquids, and gases | Physics | Khan Academy · 3 min
  11. Decibel Scale | Mechanical waves and sound | Physics | Khan Academy · 11 min
  12. Why do sounds get softer? | Mechanical waves and sound | Physics | Khan Academy · 9 min
  13. Ultrasound medical imaging | Mechanical waves and sound | Physics | Khan Academy · 6 min
  14. Standing waves in open tubes | Mechanical waves and sound | Physics | Khan Academy · 14 min
  15. Standing waves in closed tubes | Mechanical waves and sound | Physics | Khan Academy · 10 min
  16. Beat frequency | Physics | Khan Academy · 12 min
  17. Derivation of beat frequency formula | Physics | Khan Academy · 10 min
  18. Introduction to the doppler effect | Mechanical waves and sound | Physics | Khan Academy · 11 min
  19. Doppler effect formula for observed frequency | Physics | Khan Academy · 10 min
  20. Doppler effect formula when source is moving away | Physics | Khan Academy · 9 min
  21. When the source and the wave move at the same velocity | Physics | Khan Academy · 8 min
  22. Doppler effect for a moving observer | Mechanical waves and sound | Physics | Khan Academy · 5 min
  23. Doppler effect: reflection off a moving object | Physics | Khan Academy · 8 min
  24. Example: Frequency and amplitude from graphs | Waves | Physics | Khan Academy · 4 min