Frequency and Wavelength

poojarao

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 ?

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Doc Al

Mentor
Re: frequency

How are speed, wavelength, and frequency related?

poojarao

Re: frequency

wave speed = frequency * wavelength

Doc Al

Mentor
Re: frequency

wave speed = frequency * wavelength
Good. That's all you need to solve for the frequency.

poojarao

Re: frequency

ya but which speed do i use?

Doc Al

Mentor
Re: frequency

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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