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Question

The Vividh Bharti Station of All India Radio Delhi broadcasts on a frequency of 1,368 kHz. Calculate the wavelength (λ) of the electromagnetic radiation emitted by the transmitter. Which part of the electromagnetic spectrum does it belong to?

A
319.4 m and X-rays
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B
319.4 m and radiowave
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C
219.3 m and microwave
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D
219.3 m and radiowave
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Solution

The correct option is A 219.3 m and radiowave
The frequency ν=1,368 kHz=1,368,000 Hz

The wavelength λ=cν=3×1081,368,000=219.3m

This wavelength belongs to the radio wave region.

Hence, the correct option is D

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