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For communication purpose of artifical s...

For communication purpose of artifical satellite

A

micro waves are used

B

radio transponders are used

C

uplink and downlink have different frequencies

D

uplink and downlink have same frequencies

Text Solution

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Microwaves are used for communication purpose of artificial satellite. Radio transponders is a receiving or transmitting equipment for satellite communication. Uplink and dwon link have different frequncies to avoid interference between uplink and downlink.
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PRADEEP-COMMUNICATION SYSTEMS-Exercise
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  2. Space wave propagation is used in (a) microwave communication (b) ...

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  3. For communication purpose of artifical satellite

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  4. The temperature of earth's atmosphere increases with height in

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  5. The layer (or play) effective role in space communication at night is ...

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  6. In electromagnetic wave, if vecE,vecB and vecv are the electric field ...

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  7. For sky wave propagation of a 18 MHz signal, what should be the minimu...

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  8. In ground or surface wave propagation, the ions of power in a signal w...

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  9. What mode of communication is employed for transmission of Tv signals?

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  10. Why can moon be not used as a communication satellite?

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  11. Height h(400=m) from the ground at place A, from which the readiowaves...

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  12. Height h(400=m) from the ground at place A, from which the readiowaves...

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  13. Height h(400=m) from the ground at place A, from which the readiowaves...

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  14. Height h(400=m) from the ground at place A, from which the readiowaves...

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  15. Height h(400=m) from the ground at place A, from which the readiowaves...

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  16. is the set up used in the transimiision of information from one place ...

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  17. is the set up used in the transimiision of information from one place ...

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  18. Data Transmission is the set up used in the transmision of information...

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  19. If the maximum values of signal and carrier waves are 4 V and 5 V resp...

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  20. Ina detector, output circuit consists of R=10kOmega and C=100 pF, the ...

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