PLEASE HELP ME 1. The notes produced by a violin produce a frequency of 196 Hz. Find the wavelengths produced at this frequency when the speed of sound in air is 340 m/s.
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2. Yellow light travels through a certain glass block at a speed of 3x10 m/s. The
wavelength of the light in this glass is 3.81 x 10m. What is the frequency?
3. An instrument produces sound waves with a frequency of 1.4 x 10'. The wavelengths
produced at those frequencies are 2.4 x 10ʻm. What is the speed of the wave?
I
4. Radio waves travel at the speed of light, 3x10 m/s. What is the wavelength of FM radio
waves received at 2x10ⓇHz on your radio dial?
5. Light travels through a certain glass block at a speed of 3x10 m/s. The wavelength of the
light in this glass is 2.81 x 10ʻm. What is the frequency?