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17-04-2020
Physics

contestada

What is the frequency of an electromagnetic wave that has a wavelength of 4,000m?

Respuesta :

adamzelko1 adamzelko1

17-04-2020

Answer:

f=75000hz

Explanation:

fλ= c

f= c/λ

f = 3.0×10^8/4000

f=75000hz

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