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Which of the following is better propaga...

Which of the following is better propagation mode to propagate television frequency and radar signals ?

A

satellite communication

B

ground propagation

C

polarized communication

D

none of these

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The correct Answer is:
A
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AAKASH SERIES-COMMUNICATION SYSTEMS -EXERCISE-I (Space Communication)
  1. The short wave Radio broadcasting band is

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  2. The FM radio broadcasting band is,

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  3. The TV broad casting bands are

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  4. The number of bands in TV broad casting is

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  5. The lower frequencies used in TV broad casting are

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  6. The higher frequency TV broad casting bands range is

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  7. Cellular Mobile radio works on the frequency range is

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  8. Frequency range used in down linking in satellite communication is

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  9. In the satellite communication, the up linking frequency range is

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  10. The sky wave propagation is suitable for radio waves of frequency

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  11. A geosynchronous satellite is

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  12. The Indian remote sensing satellite is

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  13. A signal emitted by an antenna from a certain point can be received at...

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  14. The electromagnetic waves of frequency 80 MHz and 200 MHz

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  15. Which of the following is better propagation mode to propagate televis...

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  16. Radio waves of constant amplitude can be generated with

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  17. Among the following, the waves which can penetrate the ionosphere are

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  18. Audio signal cannot be transmitted as such because

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  19. Long range radio transmission is possible when the radiowaves are refl...

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  20. Which of the following modulated signal has the best noise-tolerance ?

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