A beam of light has a wavelength of 506 nanometers. What is the frequency of the light? What color is the light?

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Gió Share
Feb 18, 2016

Answer:

I found: #5.9xx10^14Hz#, Cyan.

Explanation:

You can find the frequency #nu# from:
#c=lambda*nu#
where:
#lambda=506xx10^-9m# is the wavelength;
#c=3xx10^8m/s# is the speed of light in vacuum.
So:
#nu=c/lambda=(3xx10^8)/(506xx10^-9)=5.9xx10^14Hz#

It should be Cyan (#506 nm#):
http://hyperphysics.phy-astr.gsu.edu/hbase/vision/specol.html

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