A radio station broadcasts on a carrier frequency of $100 MHz$ . The wavelength of this radio wave is most nearly

3 m

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30 m

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300 m

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0.3 m

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Solution

The correct option is A $3 m$
Radio waves travel with speed of light, hence wavelength is
$λ = \frac{c}{f} = \frac{3 \times 10^{8}}{100 \times 10^{6}} = 3 m$

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A radio station broadcasts on a carrier frequency of 100 MHz. The wavelength of this radio wave is most nearly

The correct option is A 3 mRadio waves travel with speed of light, hence wavelength is λ=cf=3×108100×106=3 m

A radio station broadcasts on a carrier frequency of $100 MHz$ . The wavelength of this radio wave is most nearly

The correct option is A $3 m$
Radio waves travel with speed of light, hence wavelength is
$λ = \frac{c}{f} = \frac{3 \times 10^{8}}{100 \times 10^{6}} = 3 m$