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# Why is the orientation of the protable radio with respect to broad casting station important ?

$\begin{array}{1 1} \text{EM waves as plane polarized } \\ \text{EM waves are of high frequency } \\ \text{EM waves are of low frequency } \\ \text{none of the above } \end{array}$

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The EM waves emitted from a broad casting station are plane polarized.
They can be received properly by the portable radio only if the receiving antenna is parallel to the electric / magnetic part of the wave .