PRAYOGX Learn · Classes 9–12
Chapter 11 · Physics

Sound

How sound is produced and travels, its properties, echoes and ultrasound.

No videos yet · 20 topics in the plan

Topics in this chapter

  1. 1How sound is producedComing soon
  2. 2Sound as a mechanical waveComing soon
  3. 3Why sound needs a mediumComing soon
  4. 4Longitudinal wavesComing soon
  5. 5Compression and rarefactionComing soon
  6. 6Amplitude, frequency and time periodComing soon
  7. 7Wavelength and wave speedComing soon
  8. 8Relationship v = fλComing soon
  9. 9Loudness versus pitchComing soon
  10. 10How amplitude affects loudnessComing soon
  11. 11How frequency affects pitchComing soon
  12. 12Human hearing rangeComing soon
  13. 13Infrasound and ultrasoundComing soon
  14. 14Echo and reflection of soundComing soon
  15. 15ReverberationComing soon
  16. 16How SONAR worksComing soon
  17. 17Uses of ultrasoundComing soon
  18. 18Why sound travels faster in solids than gasesComing soon
  19. 19Why sound cannot travel through a vacuumComing soon
  20. 20Structure and working of the human ear (basic)Coming soon

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