PH-815

Wave properties

Physics · Secondary 3 · Easy · Wave properties

A microwave oven operates at a frequency of

2.45\times10^9\,\text{Hz}

. Taking the speed of microwaves as

3.0\times10^8\,\text{m s}^{-1}

, what is the wavelength of these waves?

0.012 m
0.049 m
0.12 m
1.2 m

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