physics

Green light has a wavelength of 4.96 10-7 m and travels through the air at a speed of 3.00 108 m/s. Calculate the period of green light waves with this wavelength.
s
What is the frequency?
Hz

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  1. L = 3*10^8m/s * T = 4.96*10^-7,
    3*10^8 * T = 4.96*10^-7,
    T = 1.6533*10^-15s.

    F = 1/T = 1 / 1.6533*10^-15 = 6.048*10^14Hz.

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