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Satellite Subsystems – 1 – 4

16. A satellite link can be made to carry information when operating digitally than in analog fashion :

(a) Less
(b) More
(c) Either of the above
(d) None of the above

Answer
Answer : (b)

Explanation
No answer description available for this question. Let us discuss.

17. ARQ in the context of error detection in satellite transmission stands for which of the following ?

(a) Automatic radiation quenching
(b) Automatic repeat request
(c) Automatic relay request
(d) Accelerated recovery request

Answer
Answer : (b)

Explanation
No answer description available for this question. Let us discuss.

18. To telecast programmes directly to TV receivers, the additional circuit required with the receiver is …… converter.

(a) Frequency
(b) Modulation
(c) Front-end
(d) All of the above

Answer
Answer : (c)

Explanation
No answer description available for this question. Let us discuss.

19. For a satellite the primary source of power is :

(a) Load batteries
(b) Inverters
(c) Solar cells
(d) Nickel cadmium cells

Answer
Answer : (c)

Explanation
No answer description available for this question. Let us discuss.

20. Which of the following is common between earth and a geostationary satellite :

(a) Same acceleration
(b) Same velocity
(c) Same angular velocity
(d) Same gravitational force

Answer
Answer : (c)

Explanation
No answer description available for this question. Let us discuss.

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