1. | A helical antenna is used for satellite tracking because of _________ |
Answer: (a).Circular polarization
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2. | Repeaters inside communications satellites are known as ___________ |
Answer: (b).Transponders
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3. | ___________ is the geographical representation of a satellite antenna radiation pattern. |
Answer: (a).Footprint
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4. | The smallest beam of a satellite antenna radiation pattern is ________ |
Answer: (c).Spot beam
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5. | _________ detects the satellite signal relayed from the feed and converts it to an electric current, amplifies and lowers its frequency. |
Answer: (b).LNA
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6. | A satellite signal transmitted from a satellite transponder to earth’s station is _________ |
Answer: (b).Downlink
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7. | __________ is a loss of power of a satellite downlink signal due to earth’s atmosphere. |
Answer: (b).Path loss
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8. | Which of the following is the point on the satellite orbits closest to the Earth? |
Answer: (b).Perigee
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9. | What kind of battery panels are used in some advanced satellites? |
Answer: (d).Gallium Arsenide solar panel array
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10. | A satellite battery has more power but lighter _________ |
Answer: (a).Lithium
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