Question:

Frequency of a microwave problem

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I am sorta confused...i know the answer isn't 90Hz or 9 x 10^9 Hz

What is the frequency of a microwave that has a wavelength of 3 cm?

____Hz

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  1. c=freq*wavelength

    freq=c/wavelength

    =3*10^8/.03m

    =1*10^10 hertz

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