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Satellite Communication

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

Quarter-wavelength transformer
Stub
Balun
Microstrip tapers

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Satellite Communication
What is the delay time for satellite transmission from earth transmitter to earth receiver?

0.5 s
0.25 ms
5 ms
1.0 s

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Satellite Communication
Satellite engine uses

Liquid fuel
Ion propulsion system
Jet propulsion
Solar jet

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Satellite Communication
Repeaters inside communications satellites are known as

Transponders
TWT
Trancievers
Transducers

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Satellite Communication
The most common device used as an LNA is

Zener diode
Tunnel diode
Shockley diode
IMPATT

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Satellite Communication
As the height of a satellite orbit gets lower, the speed of the satellite ___________.

None of these
Increases
Decreases
Remains the same

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