December 26, 2017
CHAPTER 4, SECTION 2 SOUND INTENSITY AND RESONANCE, OPEN LECTURE
Etiketler:
audibility,
Chp4,
decibel level,
forced vibration,
natural frequency,
relative intensity,
resonance,
sound intensity,
sympatetic vibration,
threshold of hearing,
threshold of pain,
Waves
December 25, 2017
CHAPTER 4, SECTION 1 SOUND WAVES, OPEN LECTURE
Etiketler:
breaking the sound barrier,
Chp4,
doppler effect,
frequency,
longitudinal waves,
pitch,
shockwave,
sonic boom,
sound,
speed of sound,
Waves
December 24, 2017
December 18, 2017
December 1, 2017
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