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Wave Propagation MCQ Questions And Answers - Antenna Theory

Wave Propagation MCQs : This section focuses on the "Wave Propagation" in Antenna Theory. These Multiple Choice Questions (MCQs) should be practiced to improve the Antenna Theory skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.

Question 1

How many types of Frequency bands there?

A. 1
B. 2
C. 3
D. 4

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Question 2

______________ comprise of the radio, microwave, infrared and visible portions of the spectrum.

A. High Frequency bands
B. Low Frequency bands
C. Both A and B
D. None of the above

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Question 3

Frequency range of Extremely Low Frequency is?

A. 30 Hz to 300 Hz
B. 300 Hz to 3 KHz
C. 3 KHz to 30 KHz
D. 30 KHz to 300 KHz

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Question 4

Applications of Very Low Frequency is?

A. Power line frequencies
B. Telephone Communications
C. Marine Communications
D. AM Broadcasting

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Question 5

Wavelength of Infrared?

A. 10 to 1 m
B. 100 to 10 cm
C. 10 to 1 mm
D. 1 mm to 770 nm

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Question 6

The decrease in the quality and the strength of the signal is known as ?

A. distortion
B. attenuation
C. dispersion
D. None of the above

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Question 7

High Frequency bands comprise of X-rays and Gamma rays.

A. Yes
B. No
C. Can be yes or no
D. Can not say

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Question 8

Dispersion is the phenomenon, in which the velocity of propagation of an Electromagnetic wave is wavelength dependent.

C. Can be true or false
D. Can not say

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Question 9

Which noise caused by signals produced at frequencies that are sums or differences of carrier frequencies?

A. Crosstalk
B. Impulse noise
C. Simple noise
D. Inter modulation noise

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Question 10

The most pervasive form of noise is thermal noise

A. Yes
B. No
C. Can be yes or no
D. Can not say

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