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Wavelength and antenna size are related as

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Wavelength and antenna size are related as

(a) λ/2

(b) λ/4

(c) 2λ

(d) 4λ

The question was posed to me in a job interview.

The origin of the question is Digital Bandpass Modulation Techniques topic in portion Bandpass Modulation and Detection of Digital Communications

1 Answer

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Correct choice is (b) λ/4

Easy explanation: The transmission of Em field in space is done with the help of antennas. Antenna size depends of the wavelength. The length of the antenna is equal to λ/4.

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