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Satellite Communication

Satellite Communication
What is the approximate path loss from satellite-to-earth station?

100 dB
175 dB
200 dB
150 dB

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Satellite Communication
Most mobile satellite array uses ___________ in transforming 50 to 150 Ω impedance.

Stub
Microstrip tapers
Quarter-wavelength transformer
Balun

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Satellite Communication
The most common device used as an LNA is

Zener diode
IMPATT
Shockley diode
Tunnel diode

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Satellite Communication
Repeaters inside communications satellites are known as

Trancievers
Transponders
TWT
Transducers

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Satellite Communication
A satellite batter has more power but lighter.

Magnesium
Leclanche
Lithium
Hydrogen

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Satellite Communication
The radiation patterns of earth coverage antennas have a beamwidth of approximately

5˚
17˚
35˚
21˚

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MORE MCQ ON Satellite Communication

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