Asked by Brooke
what is the wavelength and frequency if the wavelengthis4.5x10-7 Show wok please
(-7)
You have already stated the frequency. Are you talking about light? What are the units of wavelength? meters? cm? feet/
frequency = (wave speed)/(wavelength)
You can do the numbers. Make sure the dimensions are consistent.
sorry don't know
(-7)
You have already stated the frequency. Are you talking about light? What are the units of wavelength? meters? cm? feet/
frequency = (wave speed)/(wavelength)
You can do the numbers. Make sure the dimensions are consistent.
sorry don't know
Answers
Answered by
Tim
Light is gathered from a distant galaxy and one of the spectral lines is observed at 500 nm when it should be 400 nm. The velocity of this galaxy is _____ km/s.
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