Introduction to Satellite Communication – Exercise – 1

6. In satellite communication, modulation used is :

(a)  AM
(b)  PAM
(c)  PCM
(d)  FM

Answer
Answer : (d)
Explanation
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7. For global communication the number of satellite needed is :

(a)  1
(b)  2
(c)  3
(d)  10

Answer
Answer : (c)
Explanation
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8. Satellite operate in the frequency range :

(a)  MF
(b)  HF
(c)  VHF
(d)  VHF and UHF

Answer
Answer : (d)
Explanation
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9. A satellite used for international communication is known as :

(a) Comsat
(b) Domsat
(c) Intelsat
(d) None of these

Answer
Answer : (c)
Explanation
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10. The source of energy for a satellite is :

(a) Battery
(b) Magneto hydrodynamic generator
(c) Fuel cell
(d) Solar cell

Answer
Answer : (d)
Explanation
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