Question
Green light has a frequency of about 5.3Hz~10Green light has a frequency of about 5.3Hz~ 10^{14}.
Using the relationship speed of light (c)=fă find its wavelength in air.
Using the relationship speed of light (c)=fă find its wavelength in air.
Answers
Damon
Period = 1/f = (1/5.3)10^-14 seconds
distance = speed * time
lambda = 3*10^8 m/s * (1/5.3)* 10^-14
= .566 * 10^-6 meters
= 566 * 10^-9 meters
10^-9 meters is nanometers, usually used for visible light wavelength
distance = speed * time
lambda = 3*10^8 m/s * (1/5.3)* 10^-14
= .566 * 10^-6 meters
= 566 * 10^-9 meters
10^-9 meters is nanometers, usually used for visible light wavelength
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