Introduction To Satellite Communication – 1 – 8

36. Unlike terrestrial transmission links, satellite links have very …. Amount of power, hence they use FM with high modulation index.

(a) small
(b) Large
(c) Either of the above
(d) None of the above

ANSWER

EXPLANATION

37. The satellite instructional Television Experiment (SITE) conducted in India employed :

(a) APPLE
(b) INSAT
(c) ATS-6 satellite
(d) None of the above

ANSWER

EXPLANATION

38. For satellite communication, the lower limit of frequency is :

(a) 1 MHz
(b) 10 MHz
(c) 20 GHz
(d) 200 GHz

ANSWER

EXPLANATION

39. The complete band-width of a typical multipurpose satellite is :

(a) 5 kHz
(b) 5 MHz
(c) 50 MHz
(d) 500 MHz

ANSWER

EXPLANATION

40. The radius of the Earth is :

(a) 2000 km
(b) 4000 km
(c) 6372 km
(d) 8040 km

ANSWER

EXPLANATION

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