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Satellite Communication

Satellite Communication
AsiaSat I covers how many countries in Asia?

15
28
10
38

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Satellite Communication
A helical antenna is used for satellite tracking because of

Circular polarization
Gain
Maneuverability
Beamwidth

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Satellite Communication
A satellite cross-link means

None of these
Satellite-to-earth link
Earth-to-satellite link
Satellite-to-satellite link

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Satellite Communication
___________ is a satellite that rotates around the earth in a low-altitude elliptical or circular pattern.

Nonsynchronous satellite
Geosynchronous satellite
Retrograde satellite
Prograde satellite

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

100 dB
200 dB
150 dB
175 dB

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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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MORE MCQ ON Satellite Communication

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