what is the frequency of a photon with a wavelength of 4051.8nm?

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2007-10-20 13:10:54 · 2 answers · asked by Lostwithchem 1 in Science & Mathematics ➔ Physics

Frequency = c/wavelength so....
Frequency = 3X10^8 / 4051.8X10^(-9) = 7.405X10^13 Hz.

Doug

2007-10-20 13:33:13 · answer #1 · answered by doug_donaghue 7 · 0⤊ 0⤋

nu = c / lambda, right?
c ~= 2.9979e+8 m/sec = 2.9979e+17 nm/sec
now c and lambda are in compatible units, so plug & chug...

2007-10-20 20:28:55 · answer #2 · answered by husoski 7 · 0⤊ 0⤋