Frequency and Wavelength

  • Thread starter poojarao
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  • #1
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the speed of sound in air is 330ms^-1 , speed of light is 3 x10^8 ms^-1... whats the frequency of radio waves of wavelength 100mm ?
 

Answers and Replies

  • #2
Doc Al
Mentor
45,179
1,500


How are speed, wavelength, and frequency related?
 
  • #3
15
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wave speed = frequency * wavelength
 
  • #4
Doc Al
Mentor
45,179
1,500


wave speed = frequency * wavelength
Good. That's all you need to solve for the frequency.
 
  • #5
15
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ya but which speed do i use?
 
  • #6
Doc Al
Mentor
45,179
1,500


ya but which speed do i use?
Both light and radio waves are examples of electromagnetic waves, which have the same speed in a vacuum.
 

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