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mention the frequency at which TV signal...

mention the frequency at which TV signals are transmitted ?

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BINA LIBRARY-COMMUNICATION SYSTEM -EXERCISE
  1. Define the term BASE BAND of message signal .

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  2. Why is AM used for broadcasting radio signal ?

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  3. mention the frequency at which TV signals are transmitted ?

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  4. what is the advantage of frquency modulation .

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  5. what is the advantage of amplitude modulation .

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  6. How is the critical frequency related to maximum electron density in ...

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  7. What type of transmission is used in TV broadcasting?

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  8. what is the range of wavelength of television broadcast ?

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  9. what are the side bands of an amplitude modulated wave ?

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  10. find an expression for bandwidth for amplitude modulation .

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  11. What is digital communication? Mention two advantages of digital commu...

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  12. what are the disadavanatages of analog communication .

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  13. Discuss the role of inosphere in radio-wave communication

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  14. what is pulse modulation? Explain.

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  15. Describe the basic postulates of Bohr's theory.

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  16. What are the two basic modes of communicatiuons?

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  17. What is demodulation? Why is satellite communication necessary for TV ...

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  18. What sign (+ve or-ve) is given to the focal length of a concave mirror...

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  19. mention the function of shunt capacitor ?

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  20. Draw block diagram of a generalized communication system.

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