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In urban areas, fading occurs due to height of mobile antenna ________ than height of surrounding structure.

(a) Same

(b) Smaller

(c) Greater

(d) Very larger

The question was asked during an internship interview.

This is a very interesting question from Small- Scale Multipath Propagation in division Mobile Radio Propagation: Small – Scale Fading and Multipath of Wireless/Mobile

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The correct option is (b) Smaller

To elaborate: In urban areas, fading occurs because height of the mobile antenna is below the height of surrounding structures. Therefore, there is no single line of sight path to the base station.

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