A radio wave has a frequency of #5.510^4# hertz and travels at a a speed of #3.0 10^8# meters/second. What is its wavelength?

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Answer 1 · 2016-12-25T10:39:27

The wavelength is #=5.45*10^3m#

We use the equation

#v=f*lambda#

#v=3*10^8ms^(-1)#

#f=5.5*10^4Hz#

So,

#lambda=v/f=(3*10^8)/(5.5*10^4)=(3*10^4)/5.5=5.45*10^3m#

A radio wave has a frequency of #5.5*10^4# hertz and travels at a a speed of #3.0 * 10^8# meters/second. What is its wavelength?