Answers
n1.) Use c=fλ
n3.00x108m/s=6.4x1014Hz(λ)
nSo… λ=4.7x10-7m
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n2.) Use c=fλ
n3.00x108m/s=f(5.6x10-7m)
nSo…f=5.4x1014Hz
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