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Physics 10 Online
OpenStudy (anonymous):

To calculate the frequency of an electromagnetic wave, you need to know the speed of the wave and its A. wavelength. B. intensity. C. refraction. D. amplitude.

OpenStudy (anonymous):

a fre = c/wavelength

OpenStudy (shamim):

wavelength because f=c/wavelength

OpenStudy (shamim):

here c= speed of light f= frequency of light wave

OpenStudy (anonymous):

Wavelength

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