HEPATITIS VIRUSES QUIZ

The earth area covered by a satellite radio beam.

Bandwidth

Footprint

Beamwidth

Zone

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A satellite beam that covers almost 42.4% of the earths surface.

Spot beam

Zone beam

Hemispheric beam

Global beam

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The most common device used as an LNA is

IMPATT

Shockley diode

Tunnel diode

Zener diode

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Is the geographical representation of a satellite antenna radiation pattern

Earth

Footprint

Region

Spot

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

0.25 ms

5 ms

0.5 s

1.0 s

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What kind of battery panels are used in some advance satellites

Galium Arsenide solar panel array

Silicon based panel

Galium Phosphate solar panel array

Germanium based panels

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What band does VSAT first operate?

C-band

X-band

Ku-band

L-band

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A satellite cross-link means

None of these

Satellite-to-earth link

Earth-to-satellite link

Satellite-to-satellite link

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AsiaSat I covers how many countries in Asia?

28

15

38

10

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What height must a satellite be placed above the surface of the earth in order for its rotation to be equal to earth’s rotation?

23,426.4 miles

26,426.4 miles

22,426.4 miles

27,426.4 miles

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