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OpenStudy (anonymous):
a communications satellite transmits a radio wave at a frequency of 5.0x10^9 Hz. What is the signal's wavelength? Assume the wave travels in a vacuum. show your work.
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OpenStudy (astrophysics):
Well we know that the velocity with be the speed of light because we're dealing with EMR so we can use the formula \[c = f \times \lambda \implies \lambda = \frac{ c }{ f }\]
OpenStudy (shamim):
Given c=3*10^8m/s f=5*10^9Hz Lamda=?
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