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For long distance communication, which of the property is mainly necessary for the antenna?

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For long distance communication, which of the property is mainly necessary for the antenna?

(a) High directivity

(b) Low directivity

(c) Low gain

(d) Broad beam width

This question was addressed to me in semester exam.

This question is from Introduction in portion Antenna Array of Antennas

1 Answer

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Best answer
Right option is (a) High directivity

The explanation is: Long distance communication requires antenna with high directivity. To increase the directivity antenna arrays are used. With the antenna arrays, directivity and gain increases and beam width decreases.

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