mjennaa1Chern6anroe mjennaa1Chern6anroe

14-12-2016
Chemistry

contestada

What is the frequency (in reciprocal seconds) of electromagnetic radiation with a wavelength of 1.11 cm?

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Nirina7 Nirina7

16-12-2016

the answer
the main formula is L = V / F so F= V/L
L= wavelength = 1.11 cm=0.011m
V= speed of light=3 x 10^8 m/s
finally

F= 0.011/3x10^8=0.0037 x 10^-8 Hz

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