33. Geometric Optics
Refraction of Light & Snell's Law
33. Geometric Optics Refraction of Light & Snell's Law
2PRACTICE PROBLEM
A sound wave is traveling in dry pine wood at a frequency of 1200 Hz. Determine the frequency of an electromagnetic wave traveling in a vacuum with an identical wavelength to the sound wave. In dry pine, the speed of sound is 3500 m/s.
A sound wave is traveling in dry pine wood at a frequency of 1200 Hz. Determine the frequency of an electromagnetic wave traveling in a vacuum with an identical wavelength to the sound wave. In dry pine, the speed of sound is 3500 m/s.