Satellite Subsystems – 1 – 3

11. …… is an international system

(a) ATS – G
(b) INTELSAT
(c) INSAT
(d) All of the above

ANSWER
Answer : (b)

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

12. The number of satellites needed for global communication is :

(a) 1
(b) 2
(c) 3
(d) 8

ANSWER
Answer : (c)

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

13. A communication satellite is a repeater between :

(a) A transmitting station and receiving station
(b) A transmitting station and many receiving stations
(c) Many transmitting station and many receiving stations
(d) None of the above

ANSWER
Answer : (c)

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

14. A helical antenna is used for satellite tracking because of its :

(a) Broad bandwidth
(b) Manoeuvrability
(c) Circular polarization
(d) Good front-to-back ratio

ANSWER
Answer : (c)

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

15. What was launch weight of APPLE ?

(a) = 470 kg
(b) = 570 kg
(c) = 670 kg
(d) = 1200 kg

ANSWER
Answer : (c)

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

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