Satellite Subsystems – 1 – 2

6. The waiting time for telephonic conversation via communication satellite is of the order of :

(a) 960 ms
(b) 680 ms
(c) 540 ms
(d) 330 ms

ANSWER
Answer : (c)

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

7. A satellite earth station has :

(a) Only transmitting equipment
(b) Only receiving equipment
(c) Both transmitting as well as receiving equipment
(d) None of the above

ANSWER
Answer : (c)

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

8. For a tracking satellite in low orbit normally the antenna used is :

(a) Dicone
(b) Cassegrain feed antenna
(c) Circularly polarized helical antenna
(d)
 Any of the above

ANSWER
Answer : (c)

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

9. Satellite tracking stations are located in remote areas in order to minimise the effect of :

(a) Cosmic noise
(b) Thermal noise
(c) Solar noise
(d)
 Man-made noise

ANSWER
Answer : (d)

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

10. Before transmitting to the satellite, the wideband satellite signal is amplified by :

(a) Wave guide
(b) Klystron
(c) Travelling wave tube
(d)
 Any of the above

ANSWER
Answer : (c)

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

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