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Free download in PDF Satellite Communication General Knowledge Objective Type Questions & Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams. These short solved questions or quizzes are provided by Gkseries.
(21)
The bandwidth of C-band satellite frequency band in U.S.
[A]
500 GHz
[B]
1000 GHz
[C]
1000 MHz
[D]
500 MHz
(22)
What is the delay time for satellite transmission from earth transmitter to earth receiver?
[A]
0.5 s
[B]
1.0 s
[C]
5 ms
[D]
0.25 ms
(23)
Earth station uses what type of antenna
[A]
Despun antenna
[B]
Helical antenna
[C]
Toroidal antenna
[D]
Cassegrain antenna
Answer: Cassegrain antenna
(24)
A satellite cross-link means
[A]
Earth-to-satellite link
[B]
Satellite-to-earth link
[C]
Satellite-to-satellite link
[D]
None of these
Answer: Satellite-to-satellite link
(25)
The frequency of Ku band for satellite communications.
[A]
6/4 GHz
[B]
14/11 GHz
[C]
12/14 GHz
[D]
4/8 GHz
(26)
INTELSAT stands for
[A]
Intel Satellite
[B]
International Telephone Satellite
[C]
International Telecommunications Satellite
[D]
International Satellite
Answer: International Telecommunications Satellite
(27)
What is the approximate path loss from satellite-to-earth station?
[A]
100 dB
[B]
150 dB
[C]
175 dB
[D]
200 dB
(28)
The owner of AsiaSat 2 is
[A]
Asia Satellite Telecommunications Company (ASTC)
[B]
Japan Satellite System (JSAT)
[C]
China Great Wall Industry Corporation
[D]
Singapore Satellite Commision
Answer: China Great Wall Industry Corporation
(29)
AsiaSat I covers how many countries in Asia?
[A]
38
[B]
10
[C]
28
[D]
15
(30)
The location of AsiaSat I.
[A]
105.5˚ East
[B]
151.5˚ East
[C]
115.5˚ East
[D]
170.5˚ East
31
How may satellite orbital slots are requested by the Philippine Government from ITU?
32
The first Philippine Agila I will have how many transponders.
[A]
36
[B]
12
[C]
48
[D]
24
33
The first Philippine Mabuhay satellite has how many channels?
[A]
30
[B]
50
[C]
24
[D]
48
34
What band does VSAT first operate?
[A]
L-band
[B]
X-band
[C]
C-band
[D]
Ku-band
35
VSAT was made available in
[A]
1979
[B]
1977
[C]
1981
[D]
1983
36
What kind of battery used by older satellites?
[A]
Lithium
[B]
Leclanche
[C]
Hydrogen
[D]
Magnesium
37
A satellite batter has more power but lighter.
[A]
Lithium
[B]
Magnesium
[C]
Leclanche
[D]
Hydrogen
38
Satellite engine uses
[A]
jet propulsion
[B]
ion propulsion system
[C]
liquid fuel
[D]
solar jet
Answer: ion propulsion system
39
What kind of battery panels are used in some advance satellites
[A]
Germanium based panels
[B]
Silicon based panel
[C]
Galium Phosphate solar panel array
[D]
Galium Arsenide solar panel array
Answer: Galium Arsenide solar panel array
40
What is the local oscillator (mixer) frequency of the satellite with an uplink frequency in GHz band?
[A]
3500 MHz
[B]
4500 MHz
[C]
2225 MHz
[D]
2555 MHz
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