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The electromagnetic wave used in the tel...

The electromagnetic wave used in the telecommunication are :

A

Ultra violet

B

Infra-red

C

Visible

D

Microwaves

Text Solution

Verified by Experts

The correct Answer is:
D
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  1. In which of the following remote sensing echnique is not used?

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  2. The electromagnetic waves that propagate in space is :

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  3. The electromagnetic wave used in the telecommunication are :

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  4. As electromagnetic wave travels in free space, only one the following ...

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  5. Electromagnetic waves used in the telecommunication are .

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  6. the earth's atmosphere is richer in radiations.

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  7. The upper atmosphere layer is Known as .

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  8. Modulation used to .

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  9. Communication is the process of :

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  10. Recovering information from a carrier is known as

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  11. The waves which can travel directly along the surface of the earth are...

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  12. The sky wave propagation is suitable for radioactive frequency.

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  13. In space wave porpagaion, the relation between light of antenna (h) an...

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  14. Find the maximum modulated frequency which could be deflected by it.

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  15. The frequency band used in the downlink of satelite communication is :

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  16. A signal of 5 KHz frequency is amplitude modulated of the resultant si...

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  17. The waves used by artificial satellites for communication purpose are ...

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  18. A laser beam is used for locating distant objects because it.

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  19. What is the modulation index if an audio signal of amplitude one half ...

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  20. A TV Tower has a height of 100 m.How much population is covered by TV ...

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