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MBD PUBLICATION-COMMUNICATION SYSTEM-QUESTION BANK
- In which of the following remote sensing echnique is not used?
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- The electromagnetic waves that propagate in space is :
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- The electromagnetic wave used in the telecommunication are :
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- As electromagnetic wave travels in free space, only one the following ...
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- Electromagnetic waves used in the telecommunication are .
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- the earth's atmosphere is richer in radiations.
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- The upper atmosphere layer is Known as .
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- Modulation used to .
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- Communication is the process of :
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- Recovering information from a carrier is known as
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- The waves which can travel directly along the surface of the earth are...
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- The sky wave propagation is suitable for radioactive frequency.
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- In space wave porpagaion, the relation between light of antenna (h) an...
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- Find the maximum modulated frequency which could be deflected by it.
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- The frequency band used in the downlink of satelite communication is :
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- A signal of 5 KHz frequency is amplitude modulated of the resultant si...
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- The waves used by artificial satellites for communication purpose are ...
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- A laser beam is used for locating distant objects because it.
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- What is the modulation index if an audio signal of amplitude one half ...
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- A TV Tower has a height of 100 m.How much population is covered by TV ...
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