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Question

The waves emitted by a radio transmitter are

A
linearly polarised
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B
unpolarised
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C
monochromatic
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D
elliptically polarised
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Solution

The correct option is A linearly polarised
Waves emitted by a radio transmitter are usually linearly polarized. The vertical antennas that are used for radio broadcasting emit waves that, in a horizontal plane around the antenna, are polarized in the vertical direction parallel to the antenna.

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