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Introduction To Satellite Communication – 1 – 9

41. Satellite operate in which of the following frequency rangers ?

(a) VHF
(b) MF
(c) VHF and UHF
(d) HF

ANSWER

EXPLANATION

42. …… is India’s first operational satellite.

(a) Aryabhatt
(b) SITE
(c) APPLE
(d) INSAT

ANSWER

EXPLANATION

43. First geostationary satellite in the world was launched in :

(a) 1952
(b) 1965
(c) 1975
(d) 1980

ANSWER

EXPLANATION

44. Which of the following noise becomes most important at high frequencies ?

(a) Transmit time noise
(b) Shot noise
(c) Thermal noise
(d) None of the above

ANSWER

EXPLANATION

45. Apple was powered by :

(a) Nackel-cadmium batteries
(b) Solar panels
(c) Both a and b
(d) None of these

ANSWER

EXPLANATION

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