Antenna Terminology – Exercise – 1

1. A device that converts high frequency current into electromagnetic wave.
(a) Antenna
(b) Loudspeaker
(c) Microphone
(d) Transduce

Answer
Answer : (a)
Explanation
No answer description available for this question. Let us discuss.

2. Very low signal strength in antenna.

(a) minor lobes
(b) null
(c) antenna patterns
(d) major lobes

Answer
Answer : (b)
Explanation
No answer description available for this question. Let us discuss.

3. ………. is the measurement of a unilateral antenna properties of directivity.

(a) phase angle
(b) antenna gain
(c) beamwidth
(d) bandwidth

Answer
Answer : (c)
Explanation
No answer description available for this question. Let us discuss.

4.  If the antenna increases 3.3 times how much does the radiated power increase ?

(a) 3.3 times
(b) 10.89 times
(c) 9.9 times
(d) 6.6 times

Answer
Answer : (b)
Explanation
No answer description available for this question. Let us discuss.

5. What determines antenna polarization ?

(a) the frequency of the radiated wave
(b) the direction of the radiated wave
(c) the direction of the magnetic field vector
(d) the direction of the electric field vector

Answer
Answer : (d)
Explanation
No answer description available for this question. Let us discuss.
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