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Amicrowave oven operates at 2.40 ghz. what is the wavelength of the radiation produced

Amicrowave oven operates at 2.40 ghz. what is the wavelength of the radiation produced by this appliance? express the wavelength numerically in nanometers.
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jhenifelix
jhenifelix
4,7(42 marks)

Answer, wavelength is 1.25 \times 10^8 nm.

The frequency of the microwave is, f = 2.40 GHz.

To Find frequency use the formula:

c=fλ

Where, c is the speed of electromagnetic wave or light.

f is the frequency, and λ is the wavelength of light.

Rearranging,

\lambda = \frac{c}{f}

Plug in the values,

\lambdam = \frac{3 \times 10^8 m/s}{2.40 GHz\frac{10^9 Hz}{1 GHz}}  =0.125 m\frac{10^9 nm}{1 m} = 1.25 \times 10^8 nm.

hardwick744
hardwick744
4,6(46 marks)

k = f/x

x = f/k

( / means divide )

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